Issues

• Schema Hosted Website Down

  HumanCellAtlas/metadata-schema#1661 · Filter by author JoshuaFortriede opened on Jul 22, 2026

• Recording tier 2 fields for each bionetwork

  HumanCellAtlas/metadata-schema#1640 · Filter by author idazucchi opened on Dec 17, 2025

• Add cell_type_ontology class term

  content
  HumanCellAtlas/metadata-schema#1629 · Filter by author arschat opened on Oct 17, 2025

• Bug(schema): [Linting issue] unknown keywords w/o x- prefix and $ref siblings in biomaterial_core.json

  bug
  HumanCellAtlas/metadata-schema#1626 · Filter by author Karan-Palan opened on Sep 2, 2025

• Change body_mass_index type to allow ranges

  content
  HumanCellAtlas/metadata-schema#1624 · Filter by author arschat opened on Sep 1, 2025

• Add alcohol consumption fields

  content
  HumanCellAtlas/metadata-schema#1622 · Filter by author arschat opened on Aug 18, 2025

• Bug report: src/schema_linter.py failing

  bug
  HumanCellAtlas/metadata-schema#1596 · Filter by author arschat opened on Dec 12, 2024

• Track DUOS project id

  content
  HumanCellAtlas/metadata-schema#1550 · Filter by author idazucchi opened on Mar 8, 2024
  

• Add transplant field to specimen

  content
  HumanCellAtlas/metadata-schema#1531 · Filter by author idazucchi opened on Sep 1, 2023
  

• hca_bionetwork's describedBy pattern is incorrect

  content
  HumanCellAtlas/metadata-schema#1527 · Filter by author amnonkhen opened on Jun 30, 2023
  

• Add timecourse module to specimen

  content
  HumanCellAtlas/metadata-schema#1506 · Filter by author idazucchi opened on Dec 23, 2022

• Standardise measurement values

  content
  HumanCellAtlas/metadata-schema#1479 · Filter by author ESapenaVentura opened on Jul 12, 2022

• Add "uniqueItems: true" to certain array fields in matrix.json

  content
  HumanCellAtlas/metadata-schema#1465 · Filter by author JoshuaFortriede opened on May 23, 2022

• Ontologise preservation_storage methods

  content
  HumanCellAtlas/metadata-schema#1463 · Filter by author ESapenaVentura opened on May 13, 2022

• Re-assess cell_suspension.estimated_cell_count field name

  content
  HumanCellAtlas/metadata-schema#1461 · Filter by author ESapenaVentura opened on May 11, 2022
  1

  

• Disallow empty string for file_core.format

  content
  HumanCellAtlas/metadata-schema#1459 · Filter by author theathorn opened on Apr 28, 2022

• Imaging - Field for tracking permeabilisation time for imaged_specimens

  content
  HumanCellAtlas/metadata-schema#1453 · Filter by author Wkt8 opened on Mar 2, 2022

• Metadata schema update: allow an array of experiment accessions; biosample accessions

  content
  HumanCellAtlas/metadata-schema#1440 · Filter by author ami-day opened on Feb 3, 2022
  

• Add Nuclei Concentration to Library Preparation Schema

  content
  HumanCellAtlas/metadata-schema#1423 · Filter by author rachadele opened on Sep 29, 2021

• Add Nuclei Purification Method to Library Preparation Schema

  content
  HumanCellAtlas/metadata-schema#1422 · Filter by author rachadele opened on Sep 29, 2021

• Add Nuclei Resuspension Cycles to Library Preparation Schema

  content
  HumanCellAtlas/metadata-schema#1421 · Filter by author rachadele opened on Sep 29, 2021

• Add Nuclei Resuspension Reagent to Library Preparation Schema

  content
  HumanCellAtlas/metadata-schema#1420 · Filter by author rachadele opened on Sep 29, 2021

• Add Lysis Method to Library Preparation Schema

  content
  HumanCellAtlas/metadata-schema#1419 · Filter by author willrockout opened on Sep 29, 2021

• Move ncbi_taxon_id from biomaterial_core to donor_organism

  HumanCellAtlas/metadata-schema#1415 · Filter by author hannes-ucsc opened on Sep 14, 2021

• New module: accessions.json

  content
  HumanCellAtlas/metadata-schema#1408 · Filter by author ESapenaVentura opened on Sep 2, 2021