Pith Number

pith:P767CD6O

pith:2011:P767CD6OU5GN3S5TOXGF5ERZWU

not attested not anchored not stored refs pending

Submillimetre observations of X-ray active galactic nuclei in the William Herschel Deep Field

M. D. Hill (Durham), N. Metcalfe (Durham), R. M. Bielby (Durham), T. Shanks (Durham)

arxiv:1108.3934 v2 · 2011-08-19 · 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{P767CD6OU5GN3S5TOXGF5ERZWU}

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	2026-05-18T04:10:08.518773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ffdf10fcea74cddcbb375cc5e9239b52cb2de2f942c8ebf2bbaf0e4c79813e7

Aliases

arxiv: 1108.3934 · arxiv_version: 1108.3934v2 · doi: 10.48550/arxiv.1108.3934 · pith_short_12: P767CD6OU5GN · pith_short_16: P767CD6OU5GN3S5T · pith_short_8: P767CD6O

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/P767CD6OU5GN3S5TOXGF5ERZWU \
  | 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: 7ffdf10fcea74cddcbb375cc5e9239b52cb2de2f942c8ebf2bbaf0e4c79813e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a198b2a4677051e86a47a21a4097620ba0c9cc33299dc0e298233fbf496044a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-08-19T09:40:09Z",
    "title_canon_sha256": "180730a1457e3cc403e96524afe9334134062e3a7ef986144df5747fc817eb6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3934",
    "kind": "arxiv",
    "version": 2
  }
}