Pith Number

pith:27AAV3RS

pith:2019:27AAV3RS7THH35H6PM72THPQQF

not attested not anchored not stored refs pending

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Seng W. Loke

arxiv:1910.10258 v1 · 2019-10-22 · cs.CY · cs.AI · cs.RO · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27AAV3RS7THH35H6PM72THPQQF}

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	2026-07-05T00:14:23.145032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7c00aee32fcce7df4fe7b3fa99df08170e8013350b1d0fcbb58416d564fdfb2

Aliases

arxiv: 1910.10258 · arxiv_version: 1910.10258v1 · doi: 10.48550/arxiv.1910.10258 · pith_short_12: 27AAV3RS7THH · pith_short_16: 27AAV3RS7THH35H6 · pith_short_8: 27AAV3RS

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/27AAV3RS7THH35H6PM72THPQQF \
  | 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: d7c00aee32fcce7df4fe7b3fa99df08170e8013350b1d0fcbb58416d564fdfb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6be3f03c82acacf213910a2d07c52f32e3b95531e8a74da469cd3dcd0c6f58f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.RO",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2019-10-22T22:28:25Z",
    "title_canon_sha256": "9814f59406ccb8355ca9d35ccc939b3c2026d15983230b103ef12db4583f4b5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.10258",
    "kind": "arxiv",
    "version": 1
  }
}