Pith Number

pith:FBAHP7OC

pith:2014:FBAHP7OCA2JTAUEZ3HZQ4EWVOQ

not attested not anchored not stored refs pending

Long-term change in the cyclotron line energy in Hercules X-1

D. Klochkov, F.A. Harrison, F. F\"urst, J. Wilms, K. Postnov, N.I. Shakura, R.E. Rothschild, R. Staubert

arxiv:1410.3647 v3 · 2014-10-14 · 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{FBAHP7OCA2JTAUEZ3HZQ4EWVOQ}

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	2026-05-18T02:31:46.397720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

284077fdc20693305099d9f30e12d574168b64bbd990e85024c98861155c3dab

Aliases

arxiv: 1410.3647 · arxiv_version: 1410.3647v3 · doi: 10.48550/arxiv.1410.3647 · pith_short_12: FBAHP7OCA2JT · pith_short_16: FBAHP7OCA2JTAUEZ · pith_short_8: FBAHP7OC

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/FBAHP7OCA2JTAUEZ3HZQ4EWVOQ \
  | 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: 284077fdc20693305099d9f30e12d574168b64bbd990e85024c98861155c3dab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "117067c6a189d6fb6c96848c6b8b5c833ad0fa773547611682b13ba73608a113",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-10-14T11:06:15Z",
    "title_canon_sha256": "1b42587fe2e0b007cc46309159dc5c4336854ab9a1614694f0d195a2f74c38e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3647",
    "kind": "arxiv",
    "version": 3
  }
}