Pith Number

pith:HFSJRSE4

pith:2017:HFSJRSE4JLORVRNUZQWKYKYUQO

not attested not anchored not stored refs pending

Dynamics of Cosmological Perturbations and Reheating in the Anamorphic Universe

Elisa G.M. Ferreira, L. L. Graef, Robert Brandenberger, W. S. Hipolito-Ricaldi

arxiv:1701.02654 v2 · 2017-01-10 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFSJRSE4JLORVRNUZQWKYKYUQO}

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	2026-05-18T00:46:38.044286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396498c89c4add1ac5b4cc2cac2b14838f9165e5a278346b659ba46e00a3730a

Aliases

arxiv: 1701.02654 · arxiv_version: 1701.02654v2 · doi: 10.48550/arxiv.1701.02654 · pith_short_12: HFSJRSE4JLOR · pith_short_16: HFSJRSE4JLORVRNU · pith_short_8: HFSJRSE4

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/HFSJRSE4JLORVRNUZQWKYKYUQO \
  | 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: 396498c89c4add1ac5b4cc2cac2b14838f9165e5a278346b659ba46e00a3730a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8128d271447089142a04e73603123cb6bad876a3d3d03fdedaae29f7f6d7108f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-10T16:07:28Z",
    "title_canon_sha256": "532b2e9291d541f14decabd451c4a555ff0f2931cb4dea8df7d85fcea292c59a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02654",
    "kind": "arxiv",
    "version": 2
  }
}