Pith Number

pith:Y2M3QDBU

pith:2014:Y2M3QDBUGIHPYRABEAQMARZIPZ

not attested not anchored not stored refs pending

Imparo is complete by inverse subsumption

David Toth

arxiv:1407.3836 v1 · 2014-07-14 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2M3QDBUGIHPYRABEAQMARZIPZ}

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	2026-05-18T02:47:32.511236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c699b80c34320efc44012020c047287e4dd8de7f5349db77e4cd37186f8a29d5

Aliases

arxiv: 1407.3836 · arxiv_version: 1407.3836v1 · doi: 10.48550/arxiv.1407.3836 · pith_short_12: Y2M3QDBUGIHP · pith_short_16: Y2M3QDBUGIHPYRAB · pith_short_8: Y2M3QDBU

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/Y2M3QDBUGIHPYRABEAQMARZIPZ \
  | 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: c699b80c34320efc44012020c047287e4dd8de7f5349db77e4cd37186f8a29d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c13a036e74e5a2fc9ad9f683343febbe168a4e11705a38293be48440baf6cd01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-07-14T22:21:22Z",
    "title_canon_sha256": "9e321b82219bc1b9d47bb88a0b93ad88b2eacd3f7ca52f2d019808e253d5535e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.3836",
    "kind": "arxiv",
    "version": 1
  }
}