Pith Number

pith:7NGWM7QV

pith:2015:7NGWM7QVXS6OLWNX5TYJ47BTXJ

not attested not anchored not stored refs pending

Dreaming of atmospheres

I. P. Waldmann

arxiv:1511.08339 v2 · 2015-11-26 · astro-ph.EP

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	2026-05-18T01:17:18.214457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb4d667e15bcbce5d9b7ecf09e7c33ba50422f16fa643b054f288d8ea6caa347

Aliases

arxiv: 1511.08339 · arxiv_version: 1511.08339v2 · doi: 10.48550/arxiv.1511.08339 · pith_short_12: 7NGWM7QVXS6O · pith_short_16: 7NGWM7QVXS6OLWNX · pith_short_8: 7NGWM7QV

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/7NGWM7QVXS6OLWNX5TYJ47BTXJ \
  | 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: fb4d667e15bcbce5d9b7ecf09e7c33ba50422f16fa643b054f288d8ea6caa347

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ce95a0606242076ef4132a0c955605ea51332f688d60d27d5b88be420461dd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-11-26T10:03:56Z",
    "title_canon_sha256": "1b03ade00a870e75c82457d3fbba901574f6ba7a24945c731ebbd9ef0d028067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08339",
    "kind": "arxiv",
    "version": 2
  }
}