Pith Number

pith:AQZSSS4Z

pith:2012:AQZSSS4ZRKNYUHRJNAUKSNFTXB

not attested not anchored not stored refs pending

Searching for gamma-ray blazar candidates among the unidentified INTEGRAL sources

A. Paggi, F. Massaro, G. Tosti, R. d'Abrusco

arxiv:1203.4230 v1 · 2012-03-19 · 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{AQZSSS4ZRKNYUHRJNAUKSNFTXB}

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	2026-05-18T01:58:05.999688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0433294b998a9b8a1e296828a934b3b86c0a2ad666caff834e98c2bd7a88e9bd

Aliases

arxiv: 1203.4230 · arxiv_version: 1203.4230v1 · doi: 10.48550/arxiv.1203.4230 · pith_short_12: AQZSSS4ZRKNY · pith_short_16: AQZSSS4ZRKNYUHRJ · pith_short_8: AQZSSS4Z

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/AQZSSS4ZRKNYUHRJNAUKSNFTXB \
  | 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: 0433294b998a9b8a1e296828a934b3b86c0a2ad666caff834e98c2bd7a88e9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6ce31271ec494bf6d65d3ca8a563c14f875a5a059dce88cb6adf7fce66c0fcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-03-19T20:00:02Z",
    "title_canon_sha256": "9c39b6a0a716e8ecd5af699dee33607986aad9a74062c0553cb92f237f9b871a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4230",
    "kind": "arxiv",
    "version": 1
  }
}