Pith Number

pith:QSQC7HV7

pith:2013:QSQC7HV7ZJL2OHEQ53IB6BLEPT

not attested not anchored not stored refs pending

Shifts of finite type with nearly full entropy

Ronnie Pavlov

arxiv:1301.0854 v1 · 2013-01-05 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QSQC7HV7ZJL2OHEQ53IB6BLEPT}

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	2026-05-18T02:57:53.111079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84a02f9ebfca57a71c90eed01f05647cf7fe815fb85c5d805c0f0b89bd070a6a

Aliases

arxiv: 1301.0854 · arxiv_version: 1301.0854v1 · doi: 10.48550/arxiv.1301.0854 · pith_short_12: QSQC7HV7ZJL2 · pith_short_16: QSQC7HV7ZJL2OHEQ · pith_short_8: QSQC7HV7

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/QSQC7HV7ZJL2OHEQ53IB6BLEPT \
  | 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: 84a02f9ebfca57a71c90eed01f05647cf7fe815fb85c5d805c0f0b89bd070a6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3d6ea70a09f855d431562b6fc8067ef8d477a342130f35521b3ec7734fe889b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-01-05T01:37:00Z",
    "title_canon_sha256": "d795ed4eab1e64f67040243048ebea5c30d87e2527907bad33efae90135d7561"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0854",
    "kind": "arxiv",
    "version": 1
  }
}