Pith Number

pith:H2WWVRHK

pith:2011:H2WWVRHKHST5KZKCR2ZRE3ABWD

not attested not anchored not stored refs pending

The populations of hard X- and {\gamma}-ray sources: a correlation study and new possible identifications

A. Maselli, A. Segreto, A. Tramacere, E. Massaro, G. Cusumano, I. Donnarumma, V. La Parola

arxiv:1104.3006 v1 · 2011-04-15 · 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{H2WWVRHKHST5KZKCR2ZRE3ABWD}

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	2026-05-18T02:02:28.237846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ead6ac4ea3ca7d565428eb3126c01b0ced64ccc44da3f0022f91078c28f6e8a

Aliases

arxiv: 1104.3006 · arxiv_version: 1104.3006v1 · doi: 10.48550/arxiv.1104.3006 · pith_short_12: H2WWVRHKHST5 · pith_short_16: H2WWVRHKHST5KZKC · pith_short_8: H2WWVRHK

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/H2WWVRHKHST5KZKCR2ZRE3ABWD \
  | 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: 3ead6ac4ea3ca7d565428eb3126c01b0ced64ccc44da3f0022f91078c28f6e8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0623f5ee89c6326cd8daa6b508951dba32996cb11c12f9e836792a6401cdccb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-15T10:18:28Z",
    "title_canon_sha256": "6e9a3354d08f6a4670607ecc7c6dd6ca596f4a3f9e020def3763531c975c75a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3006",
    "kind": "arxiv",
    "version": 1
  }
}