Pith Number

pith:VVET7TTS

pith:2011:VVET7TTSXWNKMVBFO4GVSEUTPA

not attested not anchored not stored refs pending

Evidence for a circum-nuclear and ionised absorber in the X-ray obscured BroadLine Radio Galaxy 3C 445

J. Gofford, J.N. Reeves, R.M. Sambruna, V. Braito

arxiv:1102.5234 v1 · 2011-02-25 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVET7TTSXWNKMVBFO4GVSEUTPA}

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	2026-05-18T02:03:04.850110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad493fce72bd9aa65425770d5912937807f9f9ec8c4bf3d2a4c909fb797219d2

Aliases

arxiv: 1102.5234 · arxiv_version: 1102.5234v1 · doi: 10.48550/arxiv.1102.5234 · pith_short_12: VVET7TTSXWNK · pith_short_16: VVET7TTSXWNKMVBF · pith_short_8: VVET7TTS

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/VVET7TTSXWNKMVBFO4GVSEUTPA \
  | 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: ad493fce72bd9aa65425770d5912937807f9f9ec8c4bf3d2a4c909fb797219d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "421227aa60e9d15635705f2dbd14eb7993d7f5d3b4d700026a3b22b1cf1615f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-02-25T13:04:37Z",
    "title_canon_sha256": "db941f667675946744d03f45a509e63d9af28df41570553a3588313fee90f48a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5234",
    "kind": "arxiv",
    "version": 1
  }
}