Pith Number

pith:U3UUO4PC

pith:2015:U3UUO4PCYBSGAQQTPMG6WREUH3

not attested not anchored not stored refs pending

Chaining fragments in sequences: to sweep or not

Cedric Chauve, Julien Allali, Laetitia Bourgeade

arxiv:1506.07458 v1 · 2015-06-24 · 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{U3UUO4PCYBSGAQQTPMG6WREUH3}

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	2026-05-18T01:39:53.992052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6e94771e2c0646042137b0deb44943ee22565760fdec2811e017d41ec9639eb

Aliases

arxiv: 1506.07458 · arxiv_version: 1506.07458v1 · doi: 10.48550/arxiv.1506.07458 · pith_short_12: U3UUO4PCYBSG · pith_short_16: U3UUO4PCYBSGAQQT · pith_short_8: U3UUO4PC

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/U3UUO4PCYBSGAQQTPMG6WREUH3 \
  | 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: a6e94771e2c0646042137b0deb44943ee22565760fdec2811e017d41ec9639eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51f724392aaad0ce52db1d55468b653113cf0e8824fd8d935fb87f567c007100",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-06-24T16:37:07Z",
    "title_canon_sha256": "2916014f2367b2040ac562e341396d0f3f793d9c5019bb2dd5d6e757fd254e77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07458",
    "kind": "arxiv",
    "version": 1
  }
}