Pith Number

pith:ITP4TDSO

pith:2014:ITP4TDSO3GPR2VV7XKHOORSJFI

not attested not anchored not stored refs pending

Astrophysics Source Code Library Enhancements

Alice Allen, G. Bruce Berriman, Jessica Mink, John Wallin, Judy Schmidt, Keith Shortridge, Kimberly DuPrie, Lior Shamir, Mark Taylor, Peter J. Teuben, Robert J. Hanisch, Robert J. Nemiroff

arxiv:1411.2031 v1 · 2014-11-07 · astro-ph.IM · 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{ITP4TDSO3GPR2VV7XKHOORSJFI}

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	2026-05-18T02:38:19.671602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44dfc98e4ed99f1d56bfba8ee746492a18b81e763b39dd7c6cbc1e3dd7bd6fd4

Aliases

arxiv: 1411.2031 · arxiv_version: 1411.2031v1 · doi: 10.48550/arxiv.1411.2031 · pith_short_12: ITP4TDSO3GPR · pith_short_16: ITP4TDSO3GPR2VV7 · pith_short_8: ITP4TDSO

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/ITP4TDSO3GPR2VV7XKHOORSJFI \
  | 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: 44dfc98e4ed99f1d56bfba8ee746492a18b81e763b39dd7c6cbc1e3dd7bd6fd4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8414839d82f849afd032e80c542abdd124c4dfcd18e95a7755c198dba48586b",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-11-07T21:08:42Z",
    "title_canon_sha256": "d62ed68429f6aafb649fa2a0117b9da29cbcc7823eedc0de3cbfc45f026a8a96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2031",
    "kind": "arxiv",
    "version": 1
  }
}