Pith Number

pith:HUSYQE5F

pith:2019:HUSYQE5F6AQLCHK4PSSZAXRTR6

not attested not anchored not stored refs pending

Breaking the Bellman-Ford Shortest-Path Bound

Amr Elmasry

arxiv:1905.01325 v2 · 2019-05-03 · 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{HUSYQE5F6AQLCHK4PSSZAXRTR6}

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	2026-05-17T23:43:08.870211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d258813a5f020b11d5c7ca5905e338faaa8ade17aef2dd156bf29df2a2ca3ee

Aliases

arxiv: 1905.01325 · arxiv_version: 1905.01325v2 · doi: 10.48550/arxiv.1905.01325 · pith_short_12: HUSYQE5F6AQL · pith_short_16: HUSYQE5F6AQLCHK4 · pith_short_8: HUSYQE5F

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/HUSYQE5F6AQLCHK4PSSZAXRTR6 \
  | 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: 3d258813a5f020b11d5c7ca5905e338faaa8ade17aef2dd156bf29df2a2ca3ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56cd7ff3bc40e48874876c7232909ea2f734c00ad2513a8c39ff61e6a11f8360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-05-03T18:04:34Z",
    "title_canon_sha256": "d0ad9bf4d321a3ca99c65e0a9955058f61eae13187865124bdc3e49dd7dedfc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01325",
    "kind": "arxiv",
    "version": 2
  }
}