Pith Number

pith:5B24TESX

pith:2018:5B24TESXIXBJNJ5YBOA7R3F5L3

not attested not anchored not stored refs pending

A tale of two periods: determination of the orbital ephemeris of the super-Eddington pulsar NGC 7793 P13

(2) IoA Cambridge, (3) Caltech, (4) U Toulouse, 5), (5) CNRS, (6) U Southampton, (7) RRI Bangalore), A. C. Fabian (2), C. Pinto (2), D. Barret (4, D. J. Walton (2), F. A. Harrison (3), F. Fuerst (1), F. Tramper (1), IRAP, M. Brightman (3), M. Heida (3), M. J. Middleton (6), N. Webb (4, P. Kretschmar (1) ((1) ESA/ESAC, V. Rana (7)

arxiv:1805.05336 v1 · 2018-05-14 · 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{5B24TESXIXBJNJ5YBOA7R3F5L3}

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	2026-05-18T00:05:57.266092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e875c9925745c296a7b80b81f8ecbd5eeb2ebd451bd88d9bc4c7ac7ddc96444d

Aliases

arxiv: 1805.05336 · arxiv_version: 1805.05336v1 · doi: 10.48550/arxiv.1805.05336 · pith_short_12: 5B24TESXIXBJ · pith_short_16: 5B24TESXIXBJNJ5Y · pith_short_8: 5B24TESX

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/5B24TESXIXBJNJ5YBOA7R3F5L3 \
  | 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: e875c9925745c296a7b80b81f8ecbd5eeb2ebd451bd88d9bc4c7ac7ddc96444d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2194e45a5a5ee68f8c492583b2e476dca3066c52470b2aa79c6ffd68981ef189",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-14T18:00:00Z",
    "title_canon_sha256": "b36eebe860fad3170fc01473dd22086c3b52d4fdfc6c56fa6909f7739605daf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05336",
    "kind": "arxiv",
    "version": 1
  }
}