Pith Number

pith:57QOBU7S

pith:2011:57QOBU7SD42WWKUDYX7D56KHJY

not attested not anchored not stored refs pending

Constraints on dissipative unified dark matter

Dominik J. Schwarz, Hermano Velten

arxiv:1107.1143 v2 · 2011-07-06 · 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{57QOBU7SD42WWKUDYX7D56KHJY}

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.

Cited by

1 paper in Pith

Ricci cosmology

Receipt and verification

First computed	2026-05-18T04:12:44.317393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efe0e0d3f21f356b2a83c5fe3ef9474e12733e29f3dcda618e6f274b12190f74

Aliases

arxiv: 1107.1143 · arxiv_version: 1107.1143v2 · doi: 10.48550/arxiv.1107.1143 · pith_short_12: 57QOBU7SD42W · pith_short_16: 57QOBU7SD42WWKUD · pith_short_8: 57QOBU7S

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/57QOBU7SD42WWKUDYX7D56KHJY \
  | 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: efe0e0d3f21f356b2a83c5fe3ef9474e12733e29f3dcda618e6f274b12190f74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceed3801807a1945aa6556e74d0294d17d8ac7995f4a4a54b7e0058b97c53a28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-06T14:33:10Z",
    "title_canon_sha256": "440ada3b34cc6a213870fbf810c3b52f08852842efd2ef0ae446fff3f33ad33a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1143",
    "kind": "arxiv",
    "version": 2
  }
}