Pith Number

pith:D5VSS54Q

pith:2014:D5VSS54QT2LG3D3IQTRQFTI7UY

not attested not anchored not stored refs pending

A specious unlinking strategy

Mark Powell, Matthias Nagel, Stefan Friedl

arxiv:1410.2052 v1 · 2014-10-08 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5VSS54QT2LG3D3IQTRQFTI7UY}

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	2026-05-18T02:40:48.343732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f6b2977909e966d8f6884e302cd1fa60d9d76c16c3a80a11268dd73036adfc3

Aliases

arxiv: 1410.2052 · arxiv_version: 1410.2052v1 · doi: 10.48550/arxiv.1410.2052 · pith_short_12: D5VSS54QT2LG · pith_short_16: D5VSS54QT2LG3D3I · pith_short_8: D5VSS54Q

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/D5VSS54QT2LG3D3IQTRQFTI7UY \
  | 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: 1f6b2977909e966d8f6884e302cd1fa60d9d76c16c3a80a11268dd73036adfc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0e987f289b7d4d2bff06aaa481384550cc14195cd7e2075fd833dc7e9d35a26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-10-08T10:25:31Z",
    "title_canon_sha256": "046de46504524221f4d51ccaff142243ccc8515a603c8138f4ae24a5486d717a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2052",
    "kind": "arxiv",
    "version": 1
  }
}