Pith Number

pith:SKTPWZAF

pith:2016:SKTPWZAFHFXUTYCRT36FEFIR7L

not attested not anchored not stored refs pending

The nature of the X-ray pulsar in M31: an intermediate mass X-ray binary?

Shigeyuki Karino

arxiv:1608.05276 v1 · 2016-08-17 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKTPWZAFHFXUTYCRT36FEFIR7L}

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	2026-05-18T01:04:17.689711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92a6fb6405396f49e0519efc521511face09d2365520ef3b9d9f2714267937b3

Aliases

arxiv: 1608.05276 · arxiv_version: 1608.05276v1 · doi: 10.48550/arxiv.1608.05276 · pith_short_12: SKTPWZAFHFXU · pith_short_16: SKTPWZAFHFXUTYCR · pith_short_8: SKTPWZAF

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/SKTPWZAFHFXUTYCRT36FEFIR7L \
  | 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: 92a6fb6405396f49e0519efc521511face09d2365520ef3b9d9f2714267937b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7930576622c88033b35595d7e1362d3dc638c51c701decc3b00f1bdd4c2846b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-08-17T06:39:17Z",
    "title_canon_sha256": "74d2279085edc7f66862d2e3b4dd4f65a17ff87946cd42fbe8447c3446520ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05276",
    "kind": "arxiv",
    "version": 1
  }
}