Pith Number

pith:TWKAXOSS

pith:2011:TWKAXOSSZ4TUQAE53E3SBUOPVB

not attested not anchored not stored refs pending

Orbital variation of the X-ray emission from the double neutron star binary J1537+1155

George G. Pavlov, Igor Volkov, Martin Durant, Oleg Kargaltsev

arxiv:1108.3330 v2 · 2011-08-16 · 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{TWKAXOSSZ4TUQAE53E3SBUOPVB}

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	2026-05-18T02:00:53.102248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d940bba52cf2748009dd93720d1cfa840d2b57a7082862c188677de05c544b1

Aliases

arxiv: 1108.3330 · arxiv_version: 1108.3330v2 · doi: 10.48550/arxiv.1108.3330 · pith_short_12: TWKAXOSSZ4TU · pith_short_16: TWKAXOSSZ4TUQAE5 · pith_short_8: TWKAXOSS

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/TWKAXOSSZ4TUQAE53E3SBUOPVB \
  | 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: 9d940bba52cf2748009dd93720d1cfa840d2b57a7082862c188677de05c544b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98de8188b229ec02512774983494183e60b83899595f77c2957bd0c6c8bbfb81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-08-16T19:55:01Z",
    "title_canon_sha256": "2d3381d23becdf07231ca05ed303d1170d9fb238033c6e3edbad2e4d88749338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3330",
    "kind": "arxiv",
    "version": 2
  }
}