Pith Number

pith:EHP7GW4Q

pith:2011:EHP7GW4QV2T6ERGJFTLEQPLWTZ

not attested not anchored not stored refs pending

The Generalized A* Architecture

D. McAllester, P. F. Felzenszwalb

arxiv:1110.2216 v1 · 2011-10-10 · 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{EHP7GW4QV2T6ERGJFTLEQPLWTZ}

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	2026-05-18T04:11:17.328352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21dff35b90aea7e244c92cd6483d769e7febd6f49a85b428a72fa37e237b1266

Aliases

arxiv: 1110.2216 · arxiv_version: 1110.2216v1 · doi: 10.48550/arxiv.1110.2216 · pith_short_12: EHP7GW4QV2T6 · pith_short_16: EHP7GW4QV2T6ERGJ · pith_short_8: EHP7GW4Q

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/EHP7GW4QV2T6ERGJFTLEQPLWTZ \
  | 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: 21dff35b90aea7e244c92cd6483d769e7febd6f49a85b428a72fa37e237b1266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6acb9914f51fa8be89fcb26962da822ef4fc5df5ff2b3c6be0075f4591c7cfb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-10-10T22:14:15Z",
    "title_canon_sha256": "6fe9d1bf2d6c1083fb366c50921d35f57846e794a25e0f1d7ab0b42dd049c67b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2216",
    "kind": "arxiv",
    "version": 1
  }
}