Pith Number

pith:JIYZ3YML

pith:2018:JIYZ3YMLE4SBLK3HBHHALP4UMN

not attested not anchored not stored refs pending

Mind the Independence Gap

Ademir Hujdurovi\'c, Didem G\"oz\"upek, Martin Milani\v{c}, T{\i}naz Ekim

arxiv:1812.05316 v1 · 2018-12-13 · math.CO · cs.CC · cs.DM · 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{JIYZ3YMLE4SBLK3HBHHALP4UMN}

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	2026-05-17T23:58:23.812619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a319de18b272415ab6709ce05bf94636f29436d87797f136ab68e6b0540fc76

Aliases

arxiv: 1812.05316 · arxiv_version: 1812.05316v1 · doi: 10.48550/arxiv.1812.05316 · pith_short_12: JIYZ3YMLE4SB · pith_short_16: JIYZ3YMLE4SBLK3H · pith_short_8: JIYZ3YML

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/JIYZ3YMLE4SBLK3HBHHALP4UMN \
  | 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: 4a319de18b272415ab6709ce05bf94636f29436d87797f136ab68e6b0540fc76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "369f3f6dbc82813cbbd780650adae86b47a29368256151f7e260800452724fa4",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DM",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-12-13T08:55:01Z",
    "title_canon_sha256": "4f8c8ca9c79848680299aed1be76e7bcfe00e27cfe51cfe5c4a9da0a4c58ba06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05316",
    "kind": "arxiv",
    "version": 1
  }
}