Pith Number

pith:7NXWUFI5

pith:2017:7NXWUFI57DJAMQ3RE6CQGPSVCY

not attested not anchored not stored refs pending

Infinite end-devouring sets of rays with prescribed start vertices

J. Pascal Gollin, Karl Heuer

arxiv:1704.06577 v1 · 2017-04-21 · 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{7NXWUFI57DJAMQ3RE6CQGPSVCY}

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	2026-05-18T00:45:59.339524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb6f6a151df8d20643712785033e55161e1f61ceba9bbea935803cfc8128d1bc

Aliases

arxiv: 1704.06577 · arxiv_version: 1704.06577v1 · doi: 10.48550/arxiv.1704.06577 · pith_short_12: 7NXWUFI57DJA · pith_short_16: 7NXWUFI57DJAMQ3R · pith_short_8: 7NXWUFI5

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/7NXWUFI57DJAMQ3RE6CQGPSVCY \
  | 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: fb6f6a151df8d20643712785033e55161e1f61ceba9bbea935803cfc8128d1bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ada4954c36b3a315d1ad135bf7ba378177645383d7d16e7bc0f6b1ea428bcd2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-04-21T14:50:29Z",
    "title_canon_sha256": "3b1062a219e6c2f74f64af7b21edb4817ba824c7b6f078e5f289d86f036e443c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06577",
    "kind": "arxiv",
    "version": 1
  }
}