Pith Number

pith:FB6MCOPU

pith:2015:FB6MCOPUYTPRY4VZ7PX273HDC5

not attested not anchored not stored refs pending

Enumerating Cyclic Orientations of a Graph

Alessio Conte, Andrea Marino, Roberto Grossi, Romeo Rizzi

arxiv:1506.05977 v1 · 2015-06-19 · 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{FB6MCOPUYTPRY4VZ7PX273HDC5}

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	2026-05-18T01:42:46.604020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

287cc139f4c4df1c72b9fbefafece317496077e8c955a1ed697772996edf4b0c

Aliases

arxiv: 1506.05977 · arxiv_version: 1506.05977v1 · doi: 10.48550/arxiv.1506.05977 · pith_short_12: FB6MCOPUYTPR · pith_short_16: FB6MCOPUYTPRY4VZ · pith_short_8: FB6MCOPU

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/FB6MCOPUYTPRY4VZ7PX273HDC5 \
  | 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: 287cc139f4c4df1c72b9fbefafece317496077e8c955a1ed697772996edf4b0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab86a6f07e813e321b7e3dada73e2ef3868b0ebbcc0ebb8bfe9cb778893c4ef7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-06-19T12:43:34Z",
    "title_canon_sha256": "0a712d0cdc28b2e751ba9f38ffdf6293ce05c2c37a21a724e09c0fd4d2bc8acc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05977",
    "kind": "arxiv",
    "version": 1
  }
}