Pith Number

pith:V4PNJRB5

pith:2014:V4PNJRB5U3AJDEA6MCOCS4NHSP

not attested not anchored not stored refs pending

Observational Results of a Multi-Telescope Campaign in Search of Interstellar Urea [(NH$_2$)$_2$CO]

Anthony J. Remijan, Benjamin J. McCall, Brett A. McGuire, Douglas N. Friedel, E. A. Alekseev, Frank J. Lovas, G. Yu Golubiatnikov, Hsin-Lun Kuo, Jan M. Hollis, Leslie W. Looney, Lewis E. Snyder, S. F. Dyubko, V. V. Ilyushin

arxiv:1401.4483 v1 · 2014-01-17 · 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{V4PNJRB5U3AJDEA6MCOCS4NHSP}

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	2026-05-18T01:45:19.481481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af1ed4c43da6c091901e609c2971a793c744a08d06bc36098c6426abceaf6a8f

Aliases

arxiv: 1401.4483 · arxiv_version: 1401.4483v1 · doi: 10.48550/arxiv.1401.4483 · pith_short_12: V4PNJRB5U3AJ · pith_short_16: V4PNJRB5U3AJDEA6 · pith_short_8: V4PNJRB5

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/V4PNJRB5U3AJDEA6MCOCS4NHSP \
  | 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: af1ed4c43da6c091901e609c2971a793c744a08d06bc36098c6426abceaf6a8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c977483474e8d72e25cd60289f5759c4147e0cc50b8a4949b9144a8953856bc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-01-17T22:05:14Z",
    "title_canon_sha256": "b26f1d669f9cb3bc58fc96f92ebf8ef234dc2e1302b823117a9293f0a09a019b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4483",
    "kind": "arxiv",
    "version": 1
  }
}