Pith Number

pith:JGCDDQM6

pith:2014:JGCDDQM6F2AEH6ZO5GCF7ELKCZ

not attested not anchored not stored refs pending

Relativistic Viscous Universe Models

Iver Brevik, {\O}yvind Gr{\o}n

arxiv:1409.8561 v1 · 2014-09-30 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGCDDQM6F2AEH6ZO5GCF7ELKCZ}

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	2026-05-18T02:41:25.028030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

498431c19e2e8043fb2ee9845f916a165e4a86f94b1ddd07c044483f42bc7466

Aliases

arxiv: 1409.8561 · arxiv_version: 1409.8561v1 · doi: 10.48550/arxiv.1409.8561 · pith_short_12: JGCDDQM6F2AE · pith_short_16: JGCDDQM6F2AEH6ZO · pith_short_8: JGCDDQM6

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/JGCDDQM6F2AEH6ZO5GCF7ELKCZ \
  | 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: 498431c19e2e8043fb2ee9845f916a165e4a86f94b1ddd07c044483f42bc7466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0a8fd9cef2a9c2325dfa97124eaa699cda94a641371ef1ce9ab046c33054abc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-09-30T14:30:07Z",
    "title_canon_sha256": "87a323acf2335aac7b98fc53f8360268611f389ea686101ef9a81c35cfbed617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8561",
    "kind": "arxiv",
    "version": 1
  }
}