Pith Number

pith:SY2ZXO7X

pith:2013:SY2ZXO7XCGSDXKMOYKMFWELNFW

not attested not anchored not stored refs pending

The Excitation of HCN and HCO+ in the Galactic Center Circumnuclear Disk

Elisabeth A.C. Mills, Mark R. Morris, Miguel A. Requena Torres, Rolf G\"usten

arxiv:1309.7412 v2 · 2013-09-28 · 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{SY2ZXO7XCGSDXKMOYKMFWELNFW}

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.

Receipt and verification

First computed	2026-05-18T01:47:25.143614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96359bbbf711a43ba98ec2985b116d2d9fa3264e24754b3171c87c73ef37d5da

Aliases

arxiv: 1309.7412 · arxiv_version: 1309.7412v2 · doi: 10.48550/arxiv.1309.7412 · pith_short_12: SY2ZXO7XCGSD · pith_short_16: SY2ZXO7XCGSDXKMO · pith_short_8: SY2ZXO7X

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/SY2ZXO7XCGSDXKMOYKMFWELNFW \
  | 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: 96359bbbf711a43ba98ec2985b116d2d9fa3264e24754b3171c87c73ef37d5da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e5c543a05229f7a002e1889d6322881f5dc818928a5f44261ada0292d9b2d49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-28T02:54:40Z",
    "title_canon_sha256": "f57e8129f47b383fb52cd44878d6a7bdf1de3de728fad56ed8eccd2f32fffd0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7412",
    "kind": "arxiv",
    "version": 2
  }
}