Pith Number

pith:5T4POESX

pith:2015:5T4POESXIR7ZEPJK3BITVFHVCN

not attested not anchored not stored refs pending

Search algorithms for efficient logistics chains

Irina A. Duborkina, Serge Lawrencenko

arxiv:1504.03170 v1 · 2015-04-09 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5T4POESXIR7ZEPJK3BITVFHVCN}

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	2026-05-18T01:19:30.326350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecf8f71257447f923d2ad8513a94f5134e35d9930cc6addb11d88ade1f8aa216

Aliases

arxiv: 1504.03170 · arxiv_version: 1504.03170v1 · doi: 10.48550/arxiv.1504.03170 · pith_short_12: 5T4POESXIR7Z · pith_short_16: 5T4POESXIR7ZEPJK · pith_short_8: 5T4POESX

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/5T4POESXIR7ZEPJK3BITVFHVCN \
  | 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: ecf8f71257447f923d2ad8513a94f5134e35d9930cc6addb11d88ade1f8aa216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97cfd73c05c783475f44d3782b2c614f63f555f5fdb7e3b9d7e47d0be8b4f1d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-04-09T11:51:31Z",
    "title_canon_sha256": "eb4e8e0714d487cd6d06e2a9337719f75077f7cb8bd871f8caa11e12b2460a11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03170",
    "kind": "arxiv",
    "version": 1
  }
}