Pith Number

pith:OF7JAGNQ

pith:2021:OF7JAGNQW6755HLDRJ2WL3D4VU

not attested not anchored not stored refs pending

Dynamic Meta-theorems for Distance and Matching

Anish Mukherjee, Chetan Gupta, Raghunath Tewari, Rahul Jain, Samir Datta, Vimal Raj Sharma

arxiv:2109.01875 v2 · 2021-09-04 · cs.LO · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OF7JAGNQW6755HLDRJ2WL3D4VU}

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	2026-07-05T03:12:17.221494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

717e9019b0b7bfde9d638a7565ec7cad32643102a84b2e9c0dac143c20099121

Aliases

arxiv: 2109.01875 · arxiv_version: 2109.01875v2 · doi: 10.48550/arxiv.2109.01875 · pith_short_12: OF7JAGNQW675 · pith_short_16: OF7JAGNQW6755HLD · pith_short_8: OF7JAGNQ

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/OF7JAGNQW6755HLDRJ2WL3D4VU \
  | 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: 717e9019b0b7bfde9d638a7565ec7cad32643102a84b2e9c0dac143c20099121

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0156511d3c5337149705bf3f0eebcd18565da6d628ed9b7197d887924c3d6344",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2021-09-04T14:12:24Z",
    "title_canon_sha256": "a6249897b94283b2123b79c2e95fb135d37631433d823d0693ae1892d0e95e2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01875",
    "kind": "arxiv",
    "version": 2
  }
}