Pith Number

pith:OXGXQTQS

pith:2009:OXGXQTQSSMDSAWM4SDJEFIWJD2

not attested not anchored not stored refs pending

Ghost condensate and generalized second law

Shinji Mukohyama

arxiv:0901.3595 v3 · 2009-01-23 · hep-th · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OXGXQTQSSMDSAWM4SDJEFIWJD2}

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	2026-05-18T02:35:06.257399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75cd784e12930720599c90d242a2c91eb159a26b3fe3f3243bb00fd202ab2912

Aliases

arxiv: 0901.3595 · arxiv_version: 0901.3595v3 · doi: 10.48550/arxiv.0901.3595 · pith_short_12: OXGXQTQSSMDS · pith_short_16: OXGXQTQSSMDSAWM4 · pith_short_8: OXGXQTQS

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/OXGXQTQSSMDSAWM4SDJEFIWJD2 \
  | 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: 75cd784e12930720599c90d242a2c91eb159a26b3fe3f3243bb00fd202ab2912

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15143e7299ff7f8ccb9a62831462fdc0584bb1fb5607ea131f602d1784710d6c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-01-23T06:14:59Z",
    "title_canon_sha256": "f596595de96e96ddcdf47fb6ef255ac0b4596fbca589d291911cc6e3a4cd488b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3595",
    "kind": "arxiv",
    "version": 3
  }
}