Pith Number

pith:AF4EP3VY

pith:2013:AF4EP3VYLBGWEQNNCP5XUDQ7CU

not attested not anchored not stored refs pending

The Thinnest Path Problem

Ananthram Swami, Jianhang Gao, Qing Zhao

arxiv:1305.3688 v2 · 2013-05-16 · cs.NI · cs.DS

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T03:16:38.275069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

017847eeb8584d6241ad13fb7a0e1f153ada45b6a1e297d1b2f8ced2478fc2eb

Aliases

arxiv: 1305.3688 · arxiv_version: 1305.3688v2 · doi: 10.48550/arxiv.1305.3688

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/AF4EP3VYLBGWEQNNCP5XUDQ7CU \
  | 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: 017847eeb8584d6241ad13fb7a0e1f153ada45b6a1e297d1b2f8ced2478fc2eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b1c641722323391b580a6fd30fee52ffc8831ce978ec7a45263938f1e870cb7",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2013-05-16T06:17:51Z",
    "title_canon_sha256": "71bb65906c38ccee776ba52314650ce33b53a4f26ff15c96403f97f0a98b8f44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3688",
    "kind": "arxiv",
    "version": 2
  }
}