Pith Number

pith:4ZBWMZAM

pith:2013:4ZBWMZAMGLIVUK6QXD7435HXMA

not attested not anchored not stored refs pending

Rip Brane Cosmology from 4d Inhomogeneous Dark Fluid Universe

A. V. Timoshkin, I. Brevik, V. V. Obukhov, Y. Rabochaya

arxiv:1307.3947 v1 · 2013-07-15 · 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{4ZBWMZAMGLIVUK6QXD7435HXMA}

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	2026-05-18T03:18:27.377767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e64366640c32d15a2bd0b8ffcdf4f76013e591d9f45b7b2b42bfca987d290925

Aliases

arxiv: 1307.3947 · arxiv_version: 1307.3947v1 · doi: 10.48550/arxiv.1307.3947 · pith_short_12: 4ZBWMZAMGLIV · pith_short_16: 4ZBWMZAMGLIVUK6Q · pith_short_8: 4ZBWMZAM

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/4ZBWMZAMGLIVUK6QXD7435HXMA \
  | 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: e64366640c32d15a2bd0b8ffcdf4f76013e591d9f45b7b2b42bfca987d290925

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c906b0c2904ac2eb6e20cd8c6cb58cc633d4dca62ba398fb669e2b71f446ceeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-15T14:02:35Z",
    "title_canon_sha256": "8bd40a8f67d4a40f6c84fd9bc1079ba3d38a66ed7651ed837d40891fc3790d49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3947",
    "kind": "arxiv",
    "version": 1
  }
}