Pith Number

pith:ODQ72NXP

pith:2022:ODQ72NXPV73F4ZHFJUMQRGBWVN

not attested not anchored not stored refs pending

Segmenting Numerical Substitution Ciphers

Jonathan May, Nada Aldarrab

arxiv:2205.12527 v1 · 2022-05-25 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODQ72NXPV73F4ZHFJUMQRGBWVN}

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	2026-07-05T04:26:26.656406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70e1fd36efaff65e64e54d19089836ab51f8f569cf62cbf189827e2ddb491776

Aliases

arxiv: 2205.12527 · arxiv_version: 2205.12527v1 · doi: 10.48550/arxiv.2205.12527 · pith_short_12: ODQ72NXPV73F · pith_short_16: ODQ72NXPV73F4ZHF · pith_short_8: ODQ72NXP

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/ODQ72NXPV73F4ZHFJUMQRGBWVN \
  | 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: 70e1fd36efaff65e64e54d19089836ab51f8f569cf62cbf189827e2ddb491776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49da24a3d9fdb6f5d9cce9dca7c040e13c311be2a0cfa57a3be2cf70b332800f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-25T06:45:59Z",
    "title_canon_sha256": "68913e4dfc4865cac36ee77be0997d7b14f8c443e36168d3bd013c763e91474d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.12527",
    "kind": "arxiv",
    "version": 1
  }
}