Pith Number

pith:6HRQ6JHC

pith:2009:6HRQ6JHC4AQOSBK7ZJ4Y67TNUZ

not attested not anchored not stored refs pending

The BLAST Survey of the Vela Molecular Cloud: Physical Properties of the Dense Cores in Vela-D

Alberto Salama, Calvin B. Netterfield, Carole Tucker, Christopher Semisch, Daniel Angles-Alcazar, Dario Lorenzetti, Davide Elia, David H. Hughes, Donald V. Wiebe, Douglas Scott, Edward L. Chapin, Fabrizio Massi, Francesco Strafella, Gaelen Marsden, Giovanni G. Fazio, Gregory S. Tucker, Guillaume Patanchon, Howard A. Smith, James J. Bock, Jeff Klein, Joshua O. Gundersen, Luca Olmi, Marco P. Viero, Marie Rex, Mark Halpern, Mark J. Devlin, Massimo De Luca, Massimo Marengo, Matthew D. P. Truch, Matthew Griffin, Nicholas Thomas, Peter A. R. Ade, Peter C. Hargrave, Peter G. Martin, Philip Mauskopf, Simon Dicker, Teresa Giannini

arxiv:0910.1097 v2 · 2009-10-07 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6HRQ6JHC4AQOSBK7ZJ4Y67TNUZ}

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	2026-05-18T02:34:19.903064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1e30f24e2e020e9055fca798f7e6da66b1cf16dc43b370e94c29d9267ae11e7

Aliases

arxiv: 0910.1097 · arxiv_version: 0910.1097v2 · doi: 10.48550/arxiv.0910.1097 · pith_short_12: 6HRQ6JHC4AQO · pith_short_16: 6HRQ6JHC4AQOSBK7 · pith_short_8: 6HRQ6JHC

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/6HRQ6JHC4AQOSBK7ZJ4Y67TNUZ \
  | 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: f1e30f24e2e020e9055fca798f7e6da66b1cf16dc43b370e94c29d9267ae11e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9a75b71fc26a8e84c1151761fedfb13c1992a262db35c2ff20e2c6ed79b7645",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-07T16:56:25Z",
    "title_canon_sha256": "7cceb574a3f20b63d2006f0c99369da31e6d4644afc7098e4076341a0f8697df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1097",
    "kind": "arxiv",
    "version": 2
  }
}