Pith Number

pith:JSVVZ422

pith:2010:JSVVZ422J2DAUBX4B5BC2AKJMY

not attested not anchored not stored refs pending

The Crab pulsar seen with Aqueye at Asiago Cima Ekar Observatory

A. Di Paola, A. \v{C}ade\v{z}, C. Barbieri, C. Facchinetti, C. German\`a, D. Ponikvar, E. Verroi, G. Naletto, I. Capraro, L. Zampieri, P. Zoccarato, T. Occhipinti

arxiv:1012.1242 v1 · 2010-12-06 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSVVZ422J2DAUBX4B5BC2AKJMY}

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	2026-05-18T04:34:01.669942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cab5cf35a4e860a06fc0f422d01496628d835fa382b03bbc2e73c89e907f726

Aliases

arxiv: 1012.1242 · arxiv_version: 1012.1242v1 · doi: 10.48550/arxiv.1012.1242 · pith_short_12: JSVVZ422J2DA · pith_short_16: JSVVZ422J2DAUBX4 · pith_short_8: JSVVZ422

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/JSVVZ422J2DAUBX4B5BC2AKJMY \
  | 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: 4cab5cf35a4e860a06fc0f422d01496628d835fa382b03bbc2e73c89e907f726

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fe682722a7f58544dd7f98eed8894155159c67bbf552eda9178a14b68026198",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-06T16:48:56Z",
    "title_canon_sha256": "d84181452bbe46ac3b017d81a4ad448403a95cd48b77c38fe30258b53cdcd3c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1242",
    "kind": "arxiv",
    "version": 1
  }
}