Pith Number

pith:DX3FSELT

pith:2012:DX3FSELTLV7FHBJC537GZMP3H2

not attested not anchored not stored refs pending

The Galactic thin and thick disk

Matthias Steinmetz

arxiv:1205.6098 v1 · 2012-05-28 · astro-ph.GA

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	2026-05-18T03:54:36.924675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1df65911735d7e538522eefe6cb1fb3e98071e736391bdbd74f01e0e611d912e

Aliases

arxiv: 1205.6098 · arxiv_version: 1205.6098v1 · doi: 10.48550/arxiv.1205.6098 · pith_short_12: DX3FSELTLV7F · pith_short_16: DX3FSELTLV7FHBJC · pith_short_8: DX3FSELT

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/DX3FSELTLV7FHBJC537GZMP3H2 \
  | 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: 1df65911735d7e538522eefe6cb1fb3e98071e736391bdbd74f01e0e611d912e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9dd3e974b9c2ee018ef91e8addd92007b92cac7d912d52902a5b0986d4e77e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-05-28T12:44:44Z",
    "title_canon_sha256": "fac920c1900a917e2ee2c5a9776f35e1362291964cee191459ed670babd249cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.6098",
    "kind": "arxiv",
    "version": 1
  }
}