Pith Number

pith:UM6YOTXS

pith:2018:UM6YOTXS6727ICRJMWQ3EIHQ4B

not attested not anchored not stored refs pending

FPT algorithms for embedding into low complexity graphic metrics

Arijit Ghosh, Gopinath Mishra, Sudeshna Kolay

arxiv:1801.03253 v3 · 2018-01-10 · cs.CG · 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{UM6YOTXS6727ICRJMWQ3EIHQ4B}

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	2026-05-18T00:12:24.613036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a33d874ef2f7f5f40a2965a1b220f0e04a41d07c4979f7c615994e697dc64adb

Aliases

arxiv: 1801.03253 · arxiv_version: 1801.03253v3 · doi: 10.48550/arxiv.1801.03253 · pith_short_12: UM6YOTXS6727 · pith_short_16: UM6YOTXS6727ICRJ · pith_short_8: UM6YOTXS

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/UM6YOTXS6727ICRJMWQ3EIHQ4B \
  | 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: a33d874ef2f7f5f40a2965a1b220f0e04a41d07c4979f7c615994e697dc64adb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dda02bc47bb49fb56ed0bbcffb4768b5ae69d4734abfa554eb927f4bd6df564",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-01-10T07:19:58Z",
    "title_canon_sha256": "6ea47c20754f92ad0145995e636155f53e772ca93abd4137de90b17e1770b250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03253",
    "kind": "arxiv",
    "version": 3
  }
}