Pith Number

pith:Y7LPI4N2

pith:2012:Y7LPI4N2KRBHZLXOD3Q7BSIBWA

not attested not anchored not stored refs pending

A cluster pair : A3532 and A3530

D. J. Saikia, K. Lakhchaura, K. P. Singh, R. W. Hunstead

arxiv:1212.0328 v2 · 2012-12-03 · 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	2026-05-18T02:55:11.494515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7d6f471ba54427caeee1ee1f0c901b039c4a9adf79b47c09f92fada9ec8261e

Aliases

arxiv: 1212.0328 · arxiv_version: 1212.0328v2 · doi: 10.48550/arxiv.1212.0328 · pith_short_12: Y7LPI4N2KRBH · pith_short_16: Y7LPI4N2KRBHZLXO · pith_short_8: Y7LPI4N2

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/Y7LPI4N2KRBHZLXOD3Q7BSIBWA \
  | 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: c7d6f471ba54427caeee1ee1f0c901b039c4a9adf79b47c09f92fada9ec8261e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0c35e2ca2eafbb3acb604803cb8b324210c0c7fb94d34b0fc52f3ec727323f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-03T09:25:14Z",
    "title_canon_sha256": "fa3d1ddab08eeb618dcfa73b52ac85927a71a0628a0f4a991d6cbef0e76156ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0328",
    "kind": "arxiv",
    "version": 2
  }
}