Pith Number

pith:W6GNZRZP

pith:2017:W6GNZRZP3CYBZ2J2V3CMGP67NR

not attested not anchored not stored refs pending

Directed path-decompositions

Joshua Erde

arxiv:1711.00718 v1 · 2017-11-02 · 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{W6GNZRZP3CYBZ2J2V3CMGP67NR}

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	2026-05-18T00:31:29.683633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b78cdcc72fd8b01ce93aaec4c33fdf6c58c94a9b297c432d3be1a9764f3b2546

Aliases

arxiv: 1711.00718 · arxiv_version: 1711.00718v1 · doi: 10.48550/arxiv.1711.00718 · pith_short_12: W6GNZRZP3CYB · pith_short_16: W6GNZRZP3CYBZ2J2 · pith_short_8: W6GNZRZP

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/W6GNZRZP3CYBZ2J2V3CMGP67NR \
  | 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: b78cdcc72fd8b01ce93aaec4c33fdf6c58c94a9b297c432d3be1a9764f3b2546

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45745f64582c1197641f38eacb8c26f8fd757ea24e09a8d7b9235da1c5307a76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-11-02T13:03:54Z",
    "title_canon_sha256": "49784d963ec963d16d5a249190842d465e55f234d5df7fee0ef4620b6836c513"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00718",
    "kind": "arxiv",
    "version": 1
  }
}