Pith Number

pith:C2UFEHS7

pith:2012:C2UFEHS75NEGQ5GLDO2367PIHJ

not attested not anchored not stored refs pending

Remarks on the general solution for the flat Friedman universe with exponential scalar-field potential and dust

A.A. Andrianov, A.Y. Kamenshchik, F. Cannata

arxiv:1206.2828 v1 · 2012-06-13 · 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{C2UFEHS75NEGQ5GLDO2367PIHJ}

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	2026-05-18T01:56:59.031633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16a8521e5feb486874cb1bb5bf7de83a6b24f25c4e38a7ff3ee116de42d89db7

Aliases

arxiv: 1206.2828 · arxiv_version: 1206.2828v1 · doi: 10.48550/arxiv.1206.2828 · pith_short_12: C2UFEHS75NEG · pith_short_16: C2UFEHS75NEGQ5GL · pith_short_8: C2UFEHS7

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/C2UFEHS75NEGQ5GLDO2367PIHJ \
  | 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: 16a8521e5feb486874cb1bb5bf7de83a6b24f25c4e38a7ff3ee116de42d89db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08d40b01e9f70c751d1690bb25d30af42213f8e29a1ffcab23df4d00bcfaafa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-06-13T14:42:26Z",
    "title_canon_sha256": "d149ae21ad0ed7c463acb87e417dabdbbfc94f2fb31e88d783328ed843967d4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2828",
    "kind": "arxiv",
    "version": 1
  }
}