Pith Number

pith:6ZZXZFN3

pith:2011:6ZZXZFN3QSWTW6OUHAPYACGWT4

not attested not anchored not stored refs pending

Deep Low-Frequency Radio Observations of the NOAO Bootes Field: I. Data Reduction and Catalog Construction

D.V. Lal, H.J.A. Rottgering, H.T. Intema, R.J. van Weeren

arxiv:1109.5906 v1 · 2011-09-27 · 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{6ZZXZFN3QSWTW6OUHAPYACGWT4}

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	2026-05-18T02:00:22.708212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6737c95bb84ad3b79d4381f8008d69f21d3b705ee3ef4c958e9c0c981ac864a

Aliases

arxiv: 1109.5906 · arxiv_version: 1109.5906v1 · doi: 10.48550/arxiv.1109.5906 · pith_short_12: 6ZZXZFN3QSWT · pith_short_16: 6ZZXZFN3QSWTW6OU · pith_short_8: 6ZZXZFN3

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/6ZZXZFN3QSWTW6OUHAPYACGWT4 \
  | 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: f6737c95bb84ad3b79d4381f8008d69f21d3b705ee3ef4c958e9c0c981ac864a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "140b39b9604006a2399c8ab66ff7ade960cfa66148d189072889fddbc7f81a1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-27T14:24:14Z",
    "title_canon_sha256": "7f9f196cb173f1609eec02dd532dcd1892f67fb869deb3d94b7d0cc6851b7939"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5906",
    "kind": "arxiv",
    "version": 1
  }
}