Pith Number

pith:U7UTGMIN

pith:2010:U7UTGMINIMWWZARL75UD3QFXXF

not attested not anchored not stored refs pending

System Description: H-PILoT (Version 1.9)

Carsten Ihlemann, Viorica Sofronie-Stokkermans

arxiv:1009.0673 v1 · 2010-09-03 · cs.LO · cs.SC · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7UTGMINIMWWZARL75UD3QFXXF}

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	2026-05-18T04:41:25.706653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7e933310d432d6c822bff683dc0b7b963e648a4dd56d5f2ea89e40d751f2114

Aliases

arxiv: 1009.0673 · arxiv_version: 1009.0673v1 · doi: 10.48550/arxiv.1009.0673 · pith_short_12: U7UTGMINIMWW · pith_short_16: U7UTGMINIMWWZARL · pith_short_8: U7UTGMIN

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/U7UTGMINIMWWZARL75UD3QFXXF \
  | 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: a7e933310d432d6c822bff683dc0b7b963e648a4dd56d5f2ea89e40d751f2114

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c32f527460ffc249dfab16b4a0949be1a8ac16fdb31607ac78b36f8818fa2b18",
    "cross_cats_sorted": [
      "cs.SC",
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-09-03T14:02:24Z",
    "title_canon_sha256": "8f66ebb092383c92efbc5c45472658c7aeaab8ca7356461bbc29e66ac60c3d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0673",
    "kind": "arxiv",
    "version": 1
  }
}