Pith Number

pith:5PKTSUAM

pith:2014:5PKTSUAMZYI6SECB66LYUDT2EG

not attested not anchored not stored refs pending

Message Encoding for Spread and Orbit Codes

Anna-Lena Trautmann

arxiv:1401.0615 v1 · 2014-01-03 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PKTSUAMZYI6SECB66LYUDT2EG}

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	2026-05-18T02:43:52.269218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebd539500cce11e91041f7978a0e7a21938d2298777ea5f976436a090e493bc4

Aliases

arxiv: 1401.0615 · arxiv_version: 1401.0615v1 · doi: 10.48550/arxiv.1401.0615 · pith_short_12: 5PKTSUAMZYI6 · pith_short_16: 5PKTSUAMZYI6SECB · pith_short_8: 5PKTSUAM

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/5PKTSUAMZYI6SECB66LYUDT2EG \
  | 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: ebd539500cce11e91041f7978a0e7a21938d2298777ea5f976436a090e493bc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae88dc2247932ebd51ed45703813b76f6a1e497729b6efdef53d7703c9e39b5e",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-01-03T10:07:28Z",
    "title_canon_sha256": "ae0e31d56d60d08a58bba5afcd8a45a1da2f60ee83076ebab5c6b0083859fca2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0615",
    "kind": "arxiv",
    "version": 1
  }
}