Pith Number

pith:PD47LAX2

pith:2025:PD47LAX24JUJMPXDQQ3CLTLCQA

not attested not anchored not stored refs pending

Improving Biomedical Knowledge Graph Quality: A Community Approach

Arjun Krishnan, Chris Mungall, Daniel Robert Korn, E. Kathleen Carter, Harry Caufield, Junxia Lin, Justin Reese, Katherina G Cortes, Keenan Manpearl, Kevin Schaper, Kushal Koirala, Lawrence E Hunter, Marcello DeLuca, Melissa Haendel, Sarah Gehrke, Shilpa Sundar

arxiv:2508.21774 v1 · 2025-08-29 · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PD47LAX24JUJMPXDQQ3CLTLCQA}

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	2026-07-05T12:01:49.451153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78f9f582fae268963ee3843625cd62801b7fe808b6ec64b1f28fc43ac8241f98

Aliases

arxiv: 2508.21774 · arxiv_version: 2508.21774v1 · doi: 10.48550/arxiv.2508.21774 · pith_short_12: PD47LAX24JUJ · pith_short_16: PD47LAX24JUJMPXD · pith_short_8: PD47LAX2

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/PD47LAX24JUJMPXDQQ3CLTLCQA \
  | 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: 78f9f582fae268963ee3843625cd62801b7fe808b6ec64b1f28fc43ac8241f98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9d18091371bc7342e3a7bd06c84aa19a4f6cd30f599f2abdcd8ac0e60710ef3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2025-08-29T16:49:57Z",
    "title_canon_sha256": "7348c7290735af89c199a47997f4ab006833271a09f58b127b0bc1b397791728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.21774",
    "kind": "arxiv",
    "version": 1
  }
}