Pith Number

pith:R3NSLUOE

pith:2010:R3NSLUOEOXHSUUXCHH247HHOXQ

not attested not anchored not stored refs pending

SWI-Prolog

Jan Wielemaker, Markus Triska, Tom Schrijvers, Torbj\"orn Lager

arxiv:1011.5332 v1 · 2010-11-24 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3NSLUOEOXHSUUXCHH247HHOXQ}

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	2026-05-18T04:34:46.727702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8edb25d1c475cf2a52e239f5cf9ceebc0fedeeac50a3cc443086bdb840917a94

Aliases

arxiv: 1011.5332 · arxiv_version: 1011.5332v1 · doi: 10.48550/arxiv.1011.5332 · pith_short_12: R3NSLUOEOXHS · pith_short_16: R3NSLUOEOXHSUUXC · pith_short_8: R3NSLUOE

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/R3NSLUOEOXHSUUXCHH247HHOXQ \
  | 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: 8edb25d1c475cf2a52e239f5cf9ceebc0fedeeac50a3cc443086bdb840917a94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28391f4fa0f25965ee95982cc995adc1e1c7aff349a482b54c32215d33c7514",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2010-11-24T10:28:56Z",
    "title_canon_sha256": "6deaf8f01f3fdd2c17ef9d030c31b51511cc1ec6d1114fd434083eb43ae01c28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5332",
    "kind": "arxiv",
    "version": 1
  }
}