Pith Number

pith:AJECA3VK

pith:2009:AJECA3VKMYXVA3SMX5B7VXWCKE

not attested not anchored not stored refs pending

Increased complexity in interstellar chemistry: Detection and chemical modeling of ethyl formate and n-propyl cyanide in Sgr B2(N)

1), (2) Cornell University, (3) University of Cologne), A. Belloche (1), C. Comito (1), H. S. P. M\"uller (3, K. M. Menten (1), P. Schilke (1) ((1) MPIfR Bonn, R. T. Garrod (2

arxiv:0902.4694 v1 · 2009-02-26 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJECA3VKMYXVA3SMX5B7VXWCKE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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.

Cited by

1 paper in Pith

ALMAGAL IX. The chemical complexity of AG318.9477-00.1960: A line-identification template for ALMAGAL

Receipt and verification

First computed	2026-05-18T02:44:40.638954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0248206eaa662f506e4cbf43fadec2511afc1f7e36d4c06046613c42e3a165bc

Aliases

arxiv: 0902.4694 · arxiv_version: 0902.4694v1 · doi: 10.48550/arxiv.0902.4694 · pith_short_12: AJECA3VKMYXV · pith_short_16: AJECA3VKMYXVA3SM · pith_short_8: AJECA3VK

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/AJECA3VKMYXVA3SMX5B7VXWCKE \
  | 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: 0248206eaa662f506e4cbf43fadec2511afc1f7e36d4c06046613c42e3a165bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2564ef775d677792cf4ed486069969a3924599dab338afa3c61d43d33ee0f247",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-02-26T20:49:59Z",
    "title_canon_sha256": "8938f01dfc7f8d1e6738603520f524f3007388c271c7117c39d83b59e88f1017"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4694",
    "kind": "arxiv",
    "version": 1
  }
}