Pith Number

pith:HWBFTPUN

pith:2011:HWBFTPUNZFLJKN5JLQADZ4BDWZ

not attested not anchored not stored refs pending

CO observations of high-z radio galaxies MRC 2104-242 and MRC 0943-242: spectral-line performance of the Compact Array Broadband Backend

1), (10) Univ. of Sheffield), (2) Leiden Observatory, (3) Univ. of Sydney, (4) IAA/CSIC Granada, (5) Univ. of Tasmania, 6, (6) AAO Sydney, (7) ASTRON Dwingeloo, 8), (8) Kapteyn Astron. Inst. Groningen, (9) ICC Durham, B. H. C. Emonts (1), C. N. Tadhunter (10) ((1) CSIRO Astronomy & Space Science/ATNF, E. M. Sadler (3), G. Miley (2), I. Feain (1), J. B. Stevens (1), K. E. K. Coppin (9), M. H. Wieringa (1), M. Villar-Martin (4), M. Y. Mao (5, R. D. Ekers (1), R. P. Norris (1), T. A. Oosterloo (7

arxiv:1103.5806 v1 · 2011-03-30 · 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{HWBFTPUNZFLJKN5JLQADZ4BDWZ}

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	2026-05-18T02:02:43.018767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d8259be8dc9569537a95c003cf023b65d4085556a996ea1528d62beaee4c4ce

Aliases

arxiv: 1103.5806 · arxiv_version: 1103.5806v1 · doi: 10.48550/arxiv.1103.5806 · pith_short_12: HWBFTPUNZFLJ · pith_short_16: HWBFTPUNZFLJKN5J · pith_short_8: HWBFTPUN

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/HWBFTPUNZFLJKN5JLQADZ4BDWZ \
  | 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: 3d8259be8dc9569537a95c003cf023b65d4085556a996ea1528d62beaee4c4ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e505f80c4356d833d161bcda7a2bad8b9365ec97237ef6061a7885374865b03d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-30T01:38:20Z",
    "title_canon_sha256": "066cf1bc154e78791f59c1cbd24e7f5cf13181035e2a1dfe52880b7a63ca10cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5806",
    "kind": "arxiv",
    "version": 1
  }
}