Pith Number

pith:AC6F3KZW

pith:2014:AC6F3KZW5FGFNT5WERFFOHKFDE

not attested not anchored not stored refs pending

Modified theory of gravity and the history of cosmic evolution

Abhik Kumar Sanyal, B. Modak, Kaushik Sarkar

arxiv:1408.1524 v1 · 2014-08-07 · astro-ph.CO

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

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	2026-05-18T02:45:40.289231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bc5dab36e94c56cfb6244a571d45193f607d374d0591e7093e1e2777e38a13

Aliases

arxiv: 1408.1524 · arxiv_version: 1408.1524v1 · doi: 10.48550/arxiv.1408.1524 · pith_short_12: AC6F3KZW5FGF · pith_short_16: AC6F3KZW5FGFNT5W · pith_short_8: AC6F3KZW

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/AC6F3KZW5FGFNT5WERFFOHKFDE \
  | 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: 00bc5dab36e94c56cfb6244a571d45193f607d374d0591e7093e1e2777e38a13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4ad4cf9e46bcc949c9e159949cd9a2589166f3b122b4bee9f91758285c0f544",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-08-07T09:54:07Z",
    "title_canon_sha256": "77fdcac934150dac1b9d8c39743445d08a0773ddae721fd578e544ea042375f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1524",
    "kind": "arxiv",
    "version": 1
  }
}