Pith Number

pith:ZGE2LFFY

pith:2011:ZGE2LFFYTVHXCE23UI5UOCIBGP

not attested not anchored not stored refs pending

XMM Follow-Up Observations of Three Swift BAT-Selected Active Galactic Nuclei

C. S. Reynolds, L. M. Winter, M. Koss, M. L. Trippe, R. F. Mushotzky

arxiv:1105.0893 v1 · 2011-05-04 · 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{ZGE2LFFYTVHXCE23UI5UOCIBGP}

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	2026-05-18T02:02:08.803058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c989a594b89d4f71135ba23b47090133fa67c14a2a653beb210c8b211d9048e5

Aliases

arxiv: 1105.0893 · arxiv_version: 1105.0893v1 · doi: 10.48550/arxiv.1105.0893 · pith_short_12: ZGE2LFFYTVHX · pith_short_16: ZGE2LFFYTVHXCE23 · pith_short_8: ZGE2LFFY

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/ZGE2LFFYTVHXCE23UI5UOCIBGP \
  | 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: c989a594b89d4f71135ba23b47090133fa67c14a2a653beb210c8b211d9048e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fb06c9d2b54e16154cf35e72cdd29aa6f6607088f492a31cb3ed1727bb059b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-05-04T18:41:46Z",
    "title_canon_sha256": "462aa4ef17fa58b89770107ba376241f3817de0babf770455330eb4642aa5c21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0893",
    "kind": "arxiv",
    "version": 1
  }
}