Pith Number

pith:NF5ZN4MI

pith:2022:NF5ZN4MIVXBETNQZDWKD6OSTOD

not attested not anchored not stored refs pending

The AstroSat observation of accreting millisecond X-ray pulsar SAX J1808.4-3658 during its 2019 outburst

Andrea Sanna, Aru Beri, Rahul Sharma

arxiv:2212.10088 v1 · 2022-12-20 · 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{NF5ZN4MIVXBETNQZDWKD6OSTOD}

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	2026-07-05T05:28:49.055472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

697b96f188adc249b6191d943f3a5370e4ab0dd58e5116988c101135500fdb26

Aliases

arxiv: 2212.10088 · arxiv_version: 2212.10088v1 · doi: 10.48550/arxiv.2212.10088 · pith_short_12: NF5ZN4MIVXBE · pith_short_16: NF5ZN4MIVXBETNQZ · pith_short_8: NF5ZN4MI

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/NF5ZN4MIVXBETNQZDWKD6OSTOD \
  | 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: 697b96f188adc249b6191d943f3a5370e4ab0dd58e5116988c101135500fdb26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7462bae5932a594278183df81d09c090c3ed638822ee919d81dcebf95b828d59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-12-20T08:58:04Z",
    "title_canon_sha256": "b7bb03b787e9c0a618ca02254b4968cf9b214874d5ac58cc9c7ef545bff67cef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.10088",
    "kind": "arxiv",
    "version": 1
  }
}