Pith Number

pith:P7NE34IU

pith:2006:P7NE34IUH2OPUSHKX5LHPXFZ3E

not attested not anchored not stored refs pending

Giant Metrewave Radio Telescope limits on cool HI in galaxy groups

B. Nikolic, D. A. Green, H. Cullen, M. S. Clemens, P. Alexander

arxiv:astro-ph/0611798 v1 · 2006-11-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7NE34IUH2OPUSHKX5LHPXFZ3E}

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	2026-05-18T02:40:25.088555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fda4df1143e9cfa48eabf5677dcb9d93478ed8ff8ae6333b3c2693c811f1318

Aliases

arxiv: astro-ph/0611798 · arxiv_version: astro-ph/0611798v1 · doi: 10.48550/arxiv.astro-ph/0611798 · pith_short_12: P7NE34IUH2OP · pith_short_16: P7NE34IUH2OPUSHK · pith_short_8: P7NE34IU

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/P7NE34IUH2OPUSHKX5LHPXFZ3E \
  | 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: 7fda4df1143e9cfa48eabf5677dcb9d93478ed8ff8ae6333b3c2693c811f1318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04680dd3e042ec9b2b508a94b931e65d8ec2cf2a04ce2f8df933a588fe578f6a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-27T10:15:27Z",
    "title_canon_sha256": "d41848058181f962c05362704d30e6272f9670ce72cc8a5b9444b5f3208213bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611798",
    "kind": "arxiv",
    "version": 1
  }
}