Pith Number

pith:KSDX25RJ

pith:2021:KSDX25RJDAAJBNWSKT5HPHXI64

not attested not anchored not stored refs pending

Cell types and ontologies of the Human Cell Atlas

Aviv Regev, Chuan Xu, David Osumi-Sutherland, Ed Lein, Maria Keays, Peter V. Kharchenko, Sarah A. Teichmann

arxiv:2106.14443 v1 · 2021-06-28 · q-bio.CB

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSDX25RJDAAJBNWSKT5HPHXI64}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:30:13.286120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54877d7629180090b6d254fa779ee8f719ead006c377a83f717aae371d43326a

Aliases

arxiv: 2106.14443 · arxiv_version: 2106.14443v1 · doi: 10.48550/arxiv.2106.14443 · pith_short_12: KSDX25RJDAAJ · pith_short_16: KSDX25RJDAAJBNWS · pith_short_8: KSDX25RJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KSDX25RJDAAJBNWSKT5HPHXI64 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 54877d7629180090b6d254fa779ee8f719ead006c377a83f717aae371d43326a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2fc8290a57986c09b2a322d3463b1326c6c961c6340a55927e84f83cc6a9f8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2021-06-28T07:54:37Z",
    "title_canon_sha256": "c57fb4c085d1e98e992ae48fd72853cafdeef4ab48471ed2cceedee704840463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14443",
    "kind": "arxiv",
    "version": 1
  }
}