Pith Number

pith:3JBDZIUB

pith:2016:3JBDZIUBPHUZPAK2TS2ZMSWF5O

not attested not anchored not stored refs pending

COPSS II: The Molecular Gas Content of Ten Million Cubic Megaparsecs at $z\sim3$

Daniel P. Marrone, David R. DeBoer, Erik Leitch, Garrett K. Keating, Geoffrey C. Bower, John E. Carlstrom

arxiv:1605.03971 v2 · 2016-05-12 · astro-ph.GA · 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	2026-05-18T01:02:58.996716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da423ca28179e997815a9cb5964ac5ebbf30be4f066bff12b7a270e06c606fba

Aliases

arxiv: 1605.03971 · arxiv_version: 1605.03971v2 · doi: 10.48550/arxiv.1605.03971 · pith_short_12: 3JBDZIUBPHUZ · pith_short_16: 3JBDZIUBPHUZPAK2 · pith_short_8: 3JBDZIUB

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/3JBDZIUBPHUZPAK2TS2ZMSWF5O \
  | 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: da423ca28179e997815a9cb5964ac5ebbf30be4f066bff12b7a270e06c606fba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd6d2120066a377a60901475dea764dcc68870948db3db2c062a35d186878420",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-12T20:08:52Z",
    "title_canon_sha256": "70759e512ef91c49360844d810f1239b41e2a729b3af0bef96124b32a85dd229"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03971",
    "kind": "arxiv",
    "version": 2
  }
}