Pith Number

pith:57EA2XQC

pith:2007:57EA2XQCXNAVWEVH6WALJPFZDT

not attested not anchored not stored refs pending

Icons

Stephen Lack

arxiv:0711.4657 v1 · 2007-11-29 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57EA2XQCXNAVWEVH6WALJPFZDT}

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	2026-05-18T04:41:14.349434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc80d5e02bb415b12a7f580b4bcb91cea6bf110ffde72bcacef80a79bfb2e88

Aliases

arxiv: 0711.4657 · arxiv_version: 0711.4657v1 · doi: 10.48550/arxiv.0711.4657 · pith_short_12: 57EA2XQCXNAV · pith_short_16: 57EA2XQCXNAVWEVH · pith_short_8: 57EA2XQC

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/57EA2XQCXNAVWEVH6WALJPFZDT \
  | 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: efc80d5e02bb415b12a7f580b4bcb91cea6bf110ffde72bcacef80a79bfb2e88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c43c65cdb9f5ba5637fd8c7466acb706dbf6684857629685f8af8fe281b34860",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CT",
    "submitted_at": "2007-11-29T06:03:02Z",
    "title_canon_sha256": "04ce686a8565da3cfb36389923ed457c2229d6674f41d7d7c2bbd4c26855a0f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.4657",
    "kind": "arxiv",
    "version": 1
  }
}