Pith Number

pith:UU2OIVEQ

pith:2013:UU2OIVEQDF7IS5PGUBEPRVJMH4

not attested not anchored not stored refs pending

Poweroids revisited - an old symbolic approach

J.S.Dowker

arxiv:1307.3150 v1 · 2013-07-11 · math.CO · math-ph · math.CA · math.MP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UU2OIVEQDF7IS5PGUBEPRVJMH4}

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	2026-05-18T03:18:07.694243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a534e45490197e8975e6a048f8d52c3f29b69afbb3a3e27d1a8236aca118aa8e

Aliases

arxiv: 1307.3150 · arxiv_version: 1307.3150v1 · doi: 10.48550/arxiv.1307.3150 · pith_short_12: UU2OIVEQDF7I · pith_short_16: UU2OIVEQDF7IS5PG · pith_short_8: UU2OIVEQ

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/UU2OIVEQDF7IS5PGUBEPRVJMH4 \
  | 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: a534e45490197e8975e6a048f8d52c3f29b69afbb3a3e27d1a8236aca118aa8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "867cd3ad6c64d210f5e35142c72a514eaf110fc931e44282addf7dff181de4df",
    "cross_cats_sorted": [
      "math-ph",
      "math.CA",
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-07-11T15:53:41Z",
    "title_canon_sha256": "b6768a2ebce01ef3febf88b8bd074f18b264a5293bd1bf21c00ebd0272c3d16f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3150",
    "kind": "arxiv",
    "version": 1
  }
}