Pith Number

pith:ZLIUFNH7

pith:2015:ZLIUFNH7FTVP3EVAEIO4FHPL23

not attested not anchored not stored refs pending

Normalisation by Traversals

C.-H. Luke Ong

arxiv:1511.02629 v1 · 2015-11-09 · cs.PL · 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{ZLIUFNH7FTVP3EVAEIO4FHPL23}

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	2026-05-18T01:27:29.770135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cad142b4ff2ceafd92a0221dc29debd6ee04a30c20cdc96d00eea9bdab7b0843

Aliases

arxiv: 1511.02629 · arxiv_version: 1511.02629v1 · doi: 10.48550/arxiv.1511.02629 · pith_short_12: ZLIUFNH7FTVP · pith_short_16: ZLIUFNH7FTVP3EVA · pith_short_8: ZLIUFNH7

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/ZLIUFNH7FTVP3EVAEIO4FHPL23 \
  | 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: cad142b4ff2ceafd92a0221dc29debd6ee04a30c20cdc96d00eea9bdab7b0843

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ef2dbeeeaed559b9578b440c072855038042b65990b29ed754fa3ca3d3625ec",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-11-09T10:51:06Z",
    "title_canon_sha256": "9df97b4956f3fbb1101f0a3484f490b8acdc866e3d68aeef937fa14af89a8f55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02629",
    "kind": "arxiv",
    "version": 1
  }
}