Pith Number

pith:VHLGCBIR

pith:2009:VHLGCBIRYROYFBN5QSFOXFQLEL

not attested not anchored not stored refs pending

The Australia Telescope 20 GHz Survey: The Source Catalogue

(10) The University of Western Australia, (11) Raman Research Institute, (12) Manly Astrophysics), 2), (2) The University of Sydney, 3), (3) Australia Telescope National Facility, (4) INAF, (5) University of Calgary, 6), (6) Swinburne University of Technology, 7), (7) The University of New South Wales, 8), (8) SISSA/ISAS, (9) The University of Melbourne, Carole A. Jackson (3), Chris Phillips (3), Elaine M. Sadler (1), Elizabeth Mahony (1, Emma Lindley (1), Gianfranco De Zotti (4, Jennifer A. Ekers (3), Katherine Newton-McGee (1, Lister Staveley-Smith (10), Marcella Massardi (4), Mark A. Walker (12), Mark Calabretta (3), Michael J. Kesteven (3), Osservatorio Astronomico di Padova, Paul J. Hancock (1), Paul Roberts (3), Philip G. Edwards (3), Rajan Chhetri (3, Ravi Subrahmanyan (11), Robert J. Sault (9), Roberto Ricci (5), Ronald D. Ekers (3), Sarah Burke-Spolaor (3, Tara Murphy (1, Warwick E. Wilson (3) ((1) The University of Sydney

arxiv:0911.0002 v1 · 2009-10-30 · 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{VHLGCBIRYROYFBN5QSFOXFQLEL}

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	2026-05-18T02:11:01.204353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9d6610511c45d8285bd848aeb960b22cf2e9798952121f730c7e743d749867b

Aliases

arxiv: 0911.0002 · arxiv_version: 0911.0002v1 · doi: 10.48550/arxiv.0911.0002 · pith_short_12: VHLGCBIRYROY · pith_short_16: VHLGCBIRYROYFBN5 · pith_short_8: VHLGCBIR

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/VHLGCBIRYROYFBN5QSFOXFQLEL \
  | 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: a9d6610511c45d8285bd848aeb960b22cf2e9798952121f730c7e743d749867b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a67d13bcc9fbb15033831b8843d81a14e5ef6ac03bf93cf21ff9681d47aaf23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-30T20:00:27Z",
    "title_canon_sha256": "b888314ee3f18accb940c6a08eed17977129ca52dc33931f55dda6e025bcf79e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.0002",
    "kind": "arxiv",
    "version": 1
  }
}