Pith Number

pith:W7XC4JPT

pith:2012:W7XC4JPTVJNFQAY4V23BCADWRH

not attested not anchored not stored refs pending

The Herschel Exploitation of Local Galaxy Andromeda (HELGA) II: Dust and Gas in Andromeda

A. Boselli, A. R. Cooray, B. O'Halloran, B. Schulz, C. D. Wilson, D. L. Clements, E. Mentuch, G. Gentile, G. J. Bendo, G. P. Ford, H. L. Gomez, I. De Looze, J. A. D. L Blommaert, J. Fritz, J. Kirk, J. Roman Duval, J. Verstappen, K. D. Gordon, L. Cortese, L. Spinoglio, M. Baes, M. Boquien, M. J. Page, M. W. L. Smith, R. Braun, S. A. Eales, S. Madden, V. Lebouteiller, W. K. Gear

arxiv:1204.0785 v2 · 2012-04-03 · astro-ph.CO · 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{W7XC4JPTVJNFQAY4V23BCADWRH}

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

Interstellar dust production, destruction and effects of dust depletion in galaxies

Receipt and verification

First computed	2026-05-18T01:57:57.495820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7ee2e25f3aa5a58031caeb611007689fc1f5eb3074c80a34e040eb135bb0d5d

Aliases

arxiv: 1204.0785 · arxiv_version: 1204.0785v2 · doi: 10.48550/arxiv.1204.0785 · pith_short_12: W7XC4JPTVJNF · pith_short_16: W7XC4JPTVJNFQAY4 · pith_short_8: W7XC4JPT

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/W7XC4JPTVJNFQAY4V23BCADWRH \
  | 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: b7ee2e25f3aa5a58031caeb611007689fc1f5eb3074c80a34e040eb135bb0d5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "450a92e989d55d0ab693b5d7efa2770b248bee816ee549dbe33b55cdcb2bed3a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-03T20:00:00Z",
    "title_canon_sha256": "a90429ec53182556310e2682134e9ad057a39cf2c2df06b77a4ad23d5de9800f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0785",
    "kind": "arxiv",
    "version": 2
  }
}