Pith Number

pith:TPPF7PZC

pith:2017:TPPF7PZCYI3OJDXYCN2VAPH7TE

not attested not anchored not stored refs pending

The shape of node reliability

Jason Brown, Lucas Mol

arxiv:1703.10573 v1 · 2017-03-30 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPPF7PZCYI3OJDXYCN2VAPH7TE}

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	2026-05-18T00:23:45.817782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bde5fbf22c236e48ef81375503cff992c31a4485a321c7fccc3e978be11ac45

Aliases

arxiv: 1703.10573 · arxiv_version: 1703.10573v1 · doi: 10.48550/arxiv.1703.10573 · pith_short_12: TPPF7PZCYI3O · pith_short_16: TPPF7PZCYI3OJDXY · pith_short_8: TPPF7PZC

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/TPPF7PZCYI3OJDXYCN2VAPH7TE \
  | 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: 9bde5fbf22c236e48ef81375503cff992c31a4485a321c7fccc3e978be11ac45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e301537a75b6dfdf390568d70818d132d73c854e32c93b402823e133ac137183",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-30T17:12:45Z",
    "title_canon_sha256": "fe8c024c48b331c4885c45179c68d5cf5a60cd791d183ca58dda2db34f6f5d3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10573",
    "kind": "arxiv",
    "version": 1
  }
}