Pith Number

pith:POOSWOMC

pith:2016:POOSWOMCZIYIIVYWK2VLBX6F4Y

not attested not anchored not stored refs pending

Scaling for speed on the water

Joseph L. McCauley

arxiv:1602.00900 v2 · 2016-02-02 · physics.pop-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POOSWOMCZIYIIVYWK2VLBX6F4Y}

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	2026-05-17T23:54:07.753179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b9d2b3982ca3084571656aab0dfc5e62bc6ec3a4681d65340b22d91feead423

Aliases

arxiv: 1602.00900 · arxiv_version: 1602.00900v2 · doi: 10.48550/arxiv.1602.00900 · pith_short_12: POOSWOMCZIYI · pith_short_16: POOSWOMCZIYIIVYW · pith_short_8: POOSWOMC

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/POOSWOMCZIYIIVYWK2VLBX6F4Y \
  | 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: 7b9d2b3982ca3084571656aab0dfc5e62bc6ec3a4681d65340b22d91feead423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3734c1952b90c6434b04d1256349a729c88bb576ee3e07d5026060ba2e349e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2016-02-02T12:19:28Z",
    "title_canon_sha256": "4e9968dc6220d0a52676048bae011acf2e60fcaed281cecf23e75d55838b1c08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00900",
    "kind": "arxiv",
    "version": 2
  }
}