Pith Number

pith:HW6E5QOS

pith:2017:HW6E5QOS54FBUQISSFQZJQAVJO

not attested not anchored not stored refs pending

Star Height via Games

Mikolaj Bojanczyk

arxiv:1708.03603 v1 · 2017-08-11 · cs.LO · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HW6E5QOS54FBUQISSFQZJQAVJO}

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	2026-05-18T00:38:12.254249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dbc4ec1d2ef0a1a4112916194c0154b869e9fa385b20b57ceec6469ebcfbf04

Aliases

arxiv: 1708.03603 · arxiv_version: 1708.03603v1 · doi: 10.48550/arxiv.1708.03603 · pith_short_12: HW6E5QOS54FB · pith_short_16: HW6E5QOS54FBUQIS · pith_short_8: HW6E5QOS

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/HW6E5QOS54FBUQISSFQZJQAVJO \
  | 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: 3dbc4ec1d2ef0a1a4112916194c0154b869e9fa385b20b57ceec6469ebcfbf04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5be80a0c43b621863076169e3f7e33738eef772b9fe0f95f9d7ebbda5594d5cd",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-08-11T16:26:39Z",
    "title_canon_sha256": "9c580bf35e5a37d3dcdb812f73a36917c776c728f2a083b89f7a57e6b3d2f487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03603",
    "kind": "arxiv",
    "version": 1
  }
}