Pith Number

pith:6A27TME4

pith:2011:6A27TME444WFP435DXQCDHHHFM

not attested not anchored not stored refs pending

A Foundational View on Integration Problems

Claudio Sacerdoti Coen, Florian Rabe, Michael Kohlhase

arxiv:1105.2725 v1 · 2011-05-13 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6A27TME444WFP435DXQCDHHHFM}

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	2026-05-18T04:12:54.549090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f035f9b09ce72c57f37d1de0219ce72b394115be8214df7fb0e8fd1e703275c4

Aliases

arxiv: 1105.2725 · arxiv_version: 1105.2725v1 · doi: 10.48550/arxiv.1105.2725 · pith_short_12: 6A27TME444WF · pith_short_16: 6A27TME444WFP435 · pith_short_8: 6A27TME4

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/6A27TME444WFP435DXQCDHHHFM \
  | 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: f035f9b09ce72c57f37d1de0219ce72b394115be8214df7fb0e8fd1e703275c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83c0f966fbbecab36339eb77c9dbc67e999b924e21002be954dacfb87392997c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-05-13T13:38:08Z",
    "title_canon_sha256": "329301fed4ea708b87a23c6eda6135fca4a6f92e58bd5e37e027ed26763de3cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2725",
    "kind": "arxiv",
    "version": 1
  }
}