Pith Number

pith:MSGXDVWB

pith:2025:MSGXDVWB3JDJYHYI3DYBY3R2IO

not attested not anchored not stored refs pending

Improved 2-Approximate Shortest Paths for close vertex pairs

Manoj Gupta

arxiv:2507.19859 v1 · 2025-07-26 · 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{MSGXDVWB3JDJYHYI3DYBY3R2IO}

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	2026-07-05T11:43:43.667258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

648d71d6c1da469c1f08d8f01c6e3a43b3da3bbbb6095c86f91414aedf092e1a

Aliases

arxiv: 2507.19859 · arxiv_version: 2507.19859v1 · doi: 10.48550/arxiv.2507.19859 · pith_short_12: MSGXDVWB3JDJ · pith_short_16: MSGXDVWB3JDJYHYI · pith_short_8: MSGXDVWB

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/MSGXDVWB3JDJYHYI3DYBY3R2IO \
  | 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: 648d71d6c1da469c1f08d8f01c6e3a43b3da3bbbb6095c86f91414aedf092e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "955de67a59a833301cf49e7c3c05616cd4f0d3e80db5052d230eb37aeaa91a3f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-07-26T08:24:09Z",
    "title_canon_sha256": "027d23be9b3f8f9dc848fdcb70cb71ab78c8a263e37c06d712b46ab3dc4a1c0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19859",
    "kind": "arxiv",
    "version": 1
  }
}