Pith Number

pith:7BRZBMMQ

pith:2014:7BRZBMMQ7I5Y4UTGOIBGZBXT5L

not attested not anchored not stored refs pending

Collisional excitation of singly deuterated ammonia NH$_2$D by H$_2$

A. Faure, D.C. Lis, E. Roueff, F. Daniel, L. Wiesenfeld, P. Hily-Blant

arxiv:1408.5757 v2 · 2014-08-25 · 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	2026-05-18T01:42:13.375211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f86390b190fa3b8e526672026c86f3eaf1327a5f07add209256db14b48078151

Aliases

arxiv: 1408.5757 · arxiv_version: 1408.5757v2 · doi: 10.48550/arxiv.1408.5757 · pith_short_12: 7BRZBMMQ7I5Y · pith_short_16: 7BRZBMMQ7I5Y4UTG · pith_short_8: 7BRZBMMQ

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/7BRZBMMQ7I5Y4UTGOIBGZBXT5L \
  | 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: f86390b190fa3b8e526672026c86f3eaf1327a5f07add209256db14b48078151

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d1ddfd074d277bd283970a8597209ddbb60fd2a7921a405a6987cd753a319ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-08-25T13:38:32Z",
    "title_canon_sha256": "762a8acc213153180c272ac8be544799963a4edc47a6bef79282344d90550cf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5757",
    "kind": "arxiv",
    "version": 2
  }
}