Pith Number

pith:JPG4ADYD

pith:2012:JPG4ADYD6SYMVCSQDASANHYVAP

not attested not anchored not stored refs pending

Thresholds for Extreme Orientability

Po-Shen Loh, Rasmus Pagh

arxiv:1202.1111 v3 · 2012-02-06 · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPG4ADYD6SYMVCSQDASANHYVAP}

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	2026-05-18T04:02:14.640799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bcdc00f03f4b0ca8a501824069f1503e00bbad0f502d8831fafb4147d194c10

Aliases

arxiv: 1202.1111 · arxiv_version: 1202.1111v3 · doi: 10.48550/arxiv.1202.1111 · pith_short_12: JPG4ADYD6SYM · pith_short_16: JPG4ADYD6SYMVCSQ · pith_short_8: JPG4ADYD

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/JPG4ADYD6SYMVCSQDASANHYVAP \
  | 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: 4bcdc00f03f4b0ca8a501824069f1503e00bbad0f502d8831fafb4147d194c10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfdcf879383af5cfbf0da379c0b5967edff639f7ca4d362210bbffeb88f617aa",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-02-06T12:09:12Z",
    "title_canon_sha256": "62c987e8366f2b635ee800fd4beb7957fa371e56ea4aa1c0688b290fe8ded64b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1111",
    "kind": "arxiv",
    "version": 3
  }
}