Pith Number

pith:YDZQH7BB

pith:2018:YDZQH7BBAH27RICXVK5A3GGWI2

not attested not anchored not stored refs pending

Etymo: A New Discovery Engine for AI Research

Jonathan Deakin, Nicholas J. Higham, Shuaiqiang Wang, Weijian Zhang

arxiv:1801.08573 v1 · 2018-01-25 · cs.IR · cs.AI · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDZQH7BBAH27RICXVK5A3GGWI2}

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	2026-05-18T00:25:03.547187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0f303fc2101f5f8a057aaba0d98d646b6b8b1e89f4532f2f1311783f6684477

Aliases

arxiv: 1801.08573 · arxiv_version: 1801.08573v1 · doi: 10.48550/arxiv.1801.08573 · pith_short_12: YDZQH7BBAH27 · pith_short_16: YDZQH7BBAH27RICX · pith_short_8: YDZQH7BB

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/YDZQH7BBAH27RICXVK5A3GGWI2 \
  | 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: c0f303fc2101f5f8a057aaba0d98d646b6b8b1e89f4532f2f1311783f6684477

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7191b44c8902d4ceecd91ebebf2dd149344022be675c41055f7b1eb7a5d8e2d",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-01-25T19:22:54Z",
    "title_canon_sha256": "a24e7ac5883ad13927f8c4aecac9ebf1bb3bcd83b5c0badce2babf0991c10132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08573",
    "kind": "arxiv",
    "version": 1
  }
}