Pith Number

pith:YG7T6IEK

pith:2012:YG7T6IEKNQLH7EAVZEI5DAMDWY

not attested not anchored not stored refs pending

Optical Identification of Four Hard X-ray Sources from the Swift All-Sky Survey

A. Lutovinov, A. Valeev, M. Revnivtsev, O. Sholukhova, R. Burenin, S. Sazonov

arxiv:1204.1852 v1 · 2012-04-09 · 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{YG7T6IEKNQLH7EAVZEI5DAMDWY}

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	2026-05-18T01:57:55.778418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1bf3f208a6c167f9015c911d18183b630710f5e020073ac5d93bd88cd2b1a50

Aliases

arxiv: 1204.1852 · arxiv_version: 1204.1852v1 · doi: 10.48550/arxiv.1204.1852 · pith_short_12: YG7T6IEKNQLH · pith_short_16: YG7T6IEKNQLH7EAV · pith_short_8: YG7T6IEK

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/YG7T6IEKNQLH7EAVZEI5DAMDWY \
  | 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: c1bf3f208a6c167f9015c911d18183b630710f5e020073ac5d93bd88cd2b1a50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1f0eebfb41e248ba440878c6af71730f5590d74312a08163f93e7227a0fb09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-04-09T10:30:07Z",
    "title_canon_sha256": "dd07001365c8b2e724921e121f7a56c1471f56172ac954c852db131092d31382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1852",
    "kind": "arxiv",
    "version": 1
  }
}