Pith Number

pith:ILZ272JZ

pith:2010:ILZ272JZ4E6QGNXC5VALPAO2NX

not attested not anchored not stored refs pending

Neutron star observations with WFXT

Sergio Campana (Osservatorio astronomico di Brera)

arxiv:1011.0853 v1 · 2010-11-03 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILZ272JZ4E6QGNXC5VALPAO2NX}

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	2026-05-18T04:37:12.220755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42f3afe939e13d0336e2ed40b781da6dc1f7a28f10a61e645cdfa7f38f87247f

Aliases

arxiv: 1011.0853 · arxiv_version: 1011.0853v1 · doi: 10.48550/arxiv.1011.0853 · pith_short_12: ILZ272JZ4E6Q · pith_short_16: ILZ272JZ4E6QGNXC · pith_short_8: ILZ272JZ

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/ILZ272JZ4E6QGNXC5VALPAO2NX \
  | 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: 42f3afe939e13d0336e2ed40b781da6dc1f7a28f10a61e645cdfa7f38f87247f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d522b80b2887429d46a19ef4174c592ef956c5f5a1c8f92ba874300983a535a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-11-03T11:42:20Z",
    "title_canon_sha256": "aa2c64d1faad4640434c75c700252b82a6bf83805463356c0f9ba0bbe1b16660"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.0853",
    "kind": "arxiv",
    "version": 1
  }
}