Pith Number

pith:5SHYEEYF

pith:2019:5SHYEEYF37LL6A7PPE4QEKQK54

not attested not anchored not stored refs pending

Uncertainty About Evidence

Adam Bjorndahl (Carnegie Mellon University), Ayb\"uke \"Ozg\"un (ILLC, University of Amsterdam & Arch\'e, University of St. Andrews)

arxiv:1907.09098 v1 · 2019-07-22 · 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{5SHYEEYF37LL6A7PPE4QEKQK54}

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	2026-05-17T23:40:00.186857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8f821305dfd6bf03ef7939022a0aef191438058eab6071801914935d8026d7

Aliases

arxiv: 1907.09098 · arxiv_version: 1907.09098v1 · doi: 10.48550/arxiv.1907.09098 · pith_short_12: 5SHYEEYF37LL · pith_short_16: 5SHYEEYF37LL6A7P · pith_short_8: 5SHYEEYF

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/5SHYEEYF37LL6A7PPE4QEKQK54 \
  | 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: ec8f821305dfd6bf03ef7939022a0aef191438058eab6071801914935d8026d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ffdc5bc6f3b4789aa3d164e2f05e16c80ddb5143ad2b139c885d4d4b7a5207d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2019-07-22T03:13:41Z",
    "title_canon_sha256": "fd184cbf7a7d24f00fd0e7b0d08d341a973198e1db491bc7dcb45a70e48a17b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09098",
    "kind": "arxiv",
    "version": 1
  }
}