Pith Number

pith:RVISHNQX

pith:2013:RVISHNQXU5EBMZ4EELSRQT5IRN

not attested not anchored not stored refs pending

Cosmographic Constraints and Cosmic Fluids

Alan Cosimo Ruggeri, Mariafelicia De Laurentis, Orlando Luongo, Salvatore Capozziello

arxiv:1312.1825 v1 · 2013-12-06 · gr-qc · astro-ph.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{RVISHNQXU5EBMZ4EELSRQT5IRN}

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	2026-05-18T03:05:19.654037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d5123b617a74816678422e5184fa88b456856b2d814d7dd315b4079ee9e2235

Aliases

arxiv: 1312.1825 · arxiv_version: 1312.1825v1 · doi: 10.48550/arxiv.1312.1825 · pith_short_12: RVISHNQXU5EB · pith_short_16: RVISHNQXU5EBMZ4E · pith_short_8: RVISHNQX

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/RVISHNQXU5EBMZ4EELSRQT5IRN \
  | 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: 8d5123b617a74816678422e5184fa88b456856b2d814d7dd315b4079ee9e2235

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d05d8ed0a80543cdbff343d7fb7ec7649522689adf00cbeedec16cf1d74496c5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-06T10:33:34Z",
    "title_canon_sha256": "c81041946d65205831a2ddf285d47432e76c857fa820a8be362f298a21b17317"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1825",
    "kind": "arxiv",
    "version": 1
  }
}