Pith Number

pith:ZIGOMGLG

pith:2017:ZIGOMGLGGHFBBPFSVTDTR36TQV

not attested not anchored not stored refs pending

Meta-extract: Using Existing Facts in Meta-reasoning

Matt Kaufmann, Sol Swords

arxiv:1705.01227 v1 · 2017-05-03 · 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{ZIGOMGLGGHFBBPFSVTDTR36TQV}

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	2026-05-18T00:45:05.629241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca0ce6196631ca10bcb2acc738efd38562ca865caf43f085960465508d13d2ac

Aliases

arxiv: 1705.01227 · arxiv_version: 1705.01227v1 · doi: 10.48550/arxiv.1705.01227 · pith_short_12: ZIGOMGLGGHFB · pith_short_16: ZIGOMGLGGHFBBPFS · pith_short_8: ZIGOMGLG

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/ZIGOMGLGGHFBBPFSVTDTR36TQV \
  | 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: ca0ce6196631ca10bcb2acc738efd38562ca865caf43f085960465508d13d2ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f86828a6d6999464857dfefa68611fba969021af4f17ab2d04c039e4707d16e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-05-03T01:49:14Z",
    "title_canon_sha256": "0ae05a4e10d243088b65893e5aa8f5bd6ac74e0b4c5ed94f0e875ccb9146dbea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01227",
    "kind": "arxiv",
    "version": 1
  }
}