Pith Number

pith:YPNFSBRT

pith:2007:YPNFSBRTTC4XC72GDW5AFEAR4Y

not attested not anchored not stored refs pending

Entropy Fluctuations in Brane Inflation Models

Andrew R. Frey, Larissa C. Lorenz, Robert H. Brandenberger

arxiv:0712.2178 v5 · 2007-12-13 · hep-th · astro-ph · 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{YPNFSBRTTC4XC72GDW5AFEAR4Y}

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	2026-05-18T04:19:23.561891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3da59063398b9717f461dba029011e6341acfabcaf4d2734e6875274dbe177d

Aliases

arxiv: 0712.2178 · arxiv_version: 0712.2178v5 · doi: 10.48550/arxiv.0712.2178 · pith_short_12: YPNFSBRTTC4X · pith_short_16: YPNFSBRTTC4XC72G · pith_short_8: YPNFSBRT

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/YPNFSBRTTC4XC72GDW5AFEAR4Y \
  | 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: c3da59063398b9717f461dba029011e6341acfabcaf4d2734e6875274dbe177d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a5041a4add00fdc49724c33b05e81615933295d1c01a2fc772f602e9cf5c926",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2007-12-13T16:58:52Z",
    "title_canon_sha256": "bd9c3247d750f98d34d2d8f7ab322a5d2342933ba0074eba3b72e85663f495c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2178",
    "kind": "arxiv",
    "version": 5
  }
}