Pith Number

pith:5A3HLEK2

pith:2016:5A3HLEK2XQKADNVEISHU2OVNDY

not attested not anchored not stored refs pending

Persistent URIs Must Be Used To Be Persistent

Herbert Van de Sompel, Martin Klein, Shawn M. Jones

arxiv:1602.09102 v1 · 2016-02-29 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5A3HLEK2XQKADNVEISHU2OVNDY}

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	2026-05-18T01:19:51.316687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e83675915abc1401b6a4448f4d3aad1e179c4ecc42a8f31fd0f3dc9e3b65eff7

Aliases

arxiv: 1602.09102 · arxiv_version: 1602.09102v1 · doi: 10.48550/arxiv.1602.09102 · pith_short_12: 5A3HLEK2XQKA · pith_short_16: 5A3HLEK2XQKADNVE · pith_short_8: 5A3HLEK2

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/5A3HLEK2XQKADNVEISHU2OVNDY \
  | 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: e83675915abc1401b6a4448f4d3aad1e179c4ecc42a8f31fd0f3dc9e3b65eff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ca911f40f582090fcd6e25c713973cbc25cbad6e96fb484818939942e241a75",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2016-02-29T19:03:23Z",
    "title_canon_sha256": "b8335801111731dd3ad7498f4a5f23799c13e342ae83cf6c9cb1fe85106a6cff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.09102",
    "kind": "arxiv",
    "version": 1
  }
}