Pith Number

pith:NPKBTRKO

pith:2009:NPKBTRKOAMWTZ6VH3UJHSSTMHV

not attested not anchored not stored refs pending

The Discovery of Vibrationally-Excited H_2 in the Molecular Cloud near GRB 080607

B. T. Draine (Princeton), D. A. Perley (UC Berkeley), J. S. Bloom (UC Berkeley), J. X. Prochaska (Lick & UC Santa Cruz), Y. Sheffer (Toledo)

arxiv:0907.1285 v1 · 2009-07-07 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPKBTRKOAMWTZ6VH3UJHSSTMHV}

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	2026-05-18T04:29:42.524575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bd419c54e032d3cfaa7dd12794a6c3d4a48ba704f27b64a91f3573492343379

Aliases

arxiv: 0907.1285 · arxiv_version: 0907.1285v1 · doi: 10.48550/arxiv.0907.1285 · pith_short_12: NPKBTRKOAMWT · pith_short_16: NPKBTRKOAMWTZ6VH · pith_short_8: NPKBTRKO

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/NPKBTRKOAMWTZ6VH3UJHSSTMHV \
  | 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: 6bd419c54e032d3cfaa7dd12794a6c3d4a48ba704f27b64a91f3573492343379

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d414f0efc186f799dcacbdf22dec43793ac2644b2b57fc1189430c1064c5392",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-07T19:44:12Z",
    "title_canon_sha256": "c416ed682bc39f5ca546cbcf3de049a8a20cbf47d4e2c1751e23d1d80479b2d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1285",
    "kind": "arxiv",
    "version": 1
  }
}