Pith Number

pith:JB7P5CGA

pith:2013:JB7P5CGAYRQHNDBAW6T7VWSSCP

not attested not anchored not stored refs pending

Constraints on kHz QPO models and stellar EOSs from SAX J1808.4-3658, Cyg X-2 and 4U 1820-30

C.M. Zhang, D.H. Wang, J.L. Qu, L. Chen, Y.J. Lei

arxiv:1310.4037 v1 · 2013-10-15 · 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{JB7P5CGAYRQHNDBAW6T7VWSSCP}

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	2026-05-18T03:10:25.305791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

487efe88c0c460768c20b7a7fada5213eb3172d30194a00344695991760db0bd

Aliases

arxiv: 1310.4037 · arxiv_version: 1310.4037v1 · doi: 10.48550/arxiv.1310.4037 · pith_short_12: JB7P5CGAYRQH · pith_short_16: JB7P5CGAYRQHNDBA · pith_short_8: JB7P5CGA

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/JB7P5CGAYRQHNDBAW6T7VWSSCP \
  | 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: 487efe88c0c460768c20b7a7fada5213eb3172d30194a00344695991760db0bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54f87a4dd238293faa383ecfae4b302d1af26e64acbf3ce151e611723e3d569b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-10-15T12:43:47Z",
    "title_canon_sha256": "eff302c958f83a153702f9f6b9dbbce0b5e2b2c108afd9df6cbbd09c5ba06d9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4037",
    "kind": "arxiv",
    "version": 1
  }
}