Pith Number

pith:T7IBE5N2

pith:2015:T7IBE5N2L7JKLU5XPGZPDZF7OX

not attested not anchored not stored refs pending

Open Access Policy: Numbers, Analysis, Effectiveness

A. Swan, M. Hunt, S. Harnad, Y. Gargouri

arxiv:1504.02261 v1 · 2015-04-09 · 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{T7IBE5N2L7JKLU5XPGZPDZF7OX}

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	2026-05-18T02:19:15.566535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd01275ba5fd2a5d3b779b2f1e4bf75ca4df3025b6c7e23895d0590b2c6f1aa

Aliases

arxiv: 1504.02261 · arxiv_version: 1504.02261v1 · doi: 10.48550/arxiv.1504.02261 · pith_short_12: T7IBE5N2L7JK · pith_short_16: T7IBE5N2L7JKLU5X · pith_short_8: T7IBE5N2

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/T7IBE5N2L7JKLU5XPGZPDZF7OX \
  | 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: 9fd01275ba5fd2a5d3b779b2f1e4bf75ca4df3025b6c7e23895d0590b2c6f1aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fdf94523c56dd32a8fa368b057a1158fcdeeb23e88ad4dbe55240abd9d09ad1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2015-04-09T11:16:34Z",
    "title_canon_sha256": "02a8f33179b5b4d7abbf11b6db5f396964373713c8f9672d1b2319b81777b65e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02261",
    "kind": "arxiv",
    "version": 1
  }
}