Pith Number

pith:SLVKUR25

pith:2015:SLVKUR25AARQVXTRJB2VYEJEQH

not attested not anchored not stored refs pending

The Shadows of a Cycle Cannot All Be Paths

Giovanni Viglietta, Heuna Kim, Jean-Lou De Carufel, Michael G. Dobbins, Prosenjit Bose

arxiv:1507.02355 v1 · 2015-07-09 · cs.CG · cs.CV · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SLVKUR25AARQVXTRJB2VYEJEQH}

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	2026-05-18T01:37:06.917128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92eaaa475d00230ade7148755c112481cbf171c4e121b9c7ec4bf70d0d06cc79

Aliases

arxiv: 1507.02355 · arxiv_version: 1507.02355v1 · doi: 10.48550/arxiv.1507.02355 · pith_short_12: SLVKUR25AARQ · pith_short_16: SLVKUR25AARQVXTR · pith_short_8: SLVKUR25

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/SLVKUR25AARQVXTRJB2VYEJEQH \
  | 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: 92eaaa475d00230ade7148755c112481cbf171c4e121b9c7ec4bf70d0d06cc79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fba979ae6ccfd61a7e579a8bf2f92a2912477827bfb8b9efdb907fb2b00fb67",
    "cross_cats_sorted": [
      "cs.CV",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2015-07-09T02:47:50Z",
    "title_canon_sha256": "73f69962d0ca1c5b212fe29c6913778cc163fd1c49443b957d778fbd2f26cbc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02355",
    "kind": "arxiv",
    "version": 1
  }
}