Pith Number

pith:NCB6LSFX

pith:2017:NCB6LSFXG2RY6KFBIO2U6OZTVJ

not attested not anchored not stored refs pending

New quantum chemical computations of formamide deuteration support a gas-phase formation of this prebiotic molecule

C. Ceccarelli, C. Puzzarini, D. Skouteris, F. Vazart, N. Balucani, V. Barone

arxiv:1701.06138 v1 · 2017-01-22 · astro-ph.SR · physics.chem-ph

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:40:07.433279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6883e5c8b736a38f28a143b54f3b33aa748bcd3feb6d9740c9269f5754daff48

Aliases

arxiv: 1701.06138 · arxiv_version: 1701.06138v1 · doi: 10.48550/arxiv.1701.06138

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/NCB6LSFXG2RY6KFBIO2U6OZTVJ \
  | 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: 6883e5c8b736a38f28a143b54f3b33aa748bcd3feb6d9740c9269f5754daff48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d1a64c2f1ff72b5dc84fa64e2fb4a2f52492e46c816ff6e0f8dde6bd55de85",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-22T08:02:18Z",
    "title_canon_sha256": "8fb8a95baf5bb9c0f9f9ab1ff5a8650eb09fee3fae95d5a971632ff27e15b5eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06138",
    "kind": "arxiv",
    "version": 1
  }
}