Pith Number

pith:2URGBIJ6

pith:2010:2URGBIJ6CICX6M22NMDVIDIZRB

not attested not anchored not stored refs pending

An extensible web interface for databases and its application to storing biochemical data

Nicos Angelopoulos, Paul Taylor

arxiv:1009.3771 v1 · 2010-09-20 · cs.PL · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2URGBIJ6CICX6M22NMDVIDIZRB}

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	2026-05-18T04:40:43.889204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d52260a13e12057f335a6b07540d19886ea13b1f66651b726e6db914b5709f50

Aliases

arxiv: 1009.3771 · arxiv_version: 1009.3771v1 · doi: 10.48550/arxiv.1009.3771 · pith_short_12: 2URGBIJ6CICX · pith_short_16: 2URGBIJ6CICX6M22 · pith_short_8: 2URGBIJ6

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/2URGBIJ6CICX6M22NMDVIDIZRB \
  | 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: d52260a13e12057f335a6b07540d19886ea13b1f66651b726e6db914b5709f50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fff390b6571320c5efe0ba40263f6aa19ee1dcb02aec041d53ca137e1bff5c7",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2010-09-20T11:06:25Z",
    "title_canon_sha256": "cdb76e6a7610a9df840bdf104994dcde5fd06f3a5b03ed6e85bb1dbcd1889036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3771",
    "kind": "arxiv",
    "version": 1
  }
}