Pith Number

pith:5FCEOQ3F

pith:2021:5FCEOQ3FJOPKP2V33HC6DGTTEX

not attested not anchored not stored refs pending

Revisiting the archetypical wind accretor Vela X-1 in depth -- A case study of a well-known X-ray binary and the limits of our knowledge

Andreas A. C. Sander, Enrique Utrilla, Felix F\"urst, Francisco Jim\'enez Esteban, Ileyk El Mellah, Jakob van den Eijnden, Jes\'us Ma\'iz-Apell\'aniz, Mercedes Ramos-Lerate, Nathalie Degenaar, Peter Kretschmar, Silvia Mart\'inez-N\'u\~nez, Victoria Grinberg

arxiv:2104.13148 v2 · 2021-04-27 · 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{5FCEOQ3FJOPKP2V33HC6DGTTEX}

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.

Cited by

1 paper in Pith

Blind Line Search System: BLiSS

Receipt and verification

First computed	2026-07-05T03:06:24.727348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9444743654b9ea7eabbd9c5e19a7325ddcc2a504aafd9cca6492d0acef7229a

Aliases

arxiv: 2104.13148 · arxiv_version: 2104.13148v2 · doi: 10.48550/arxiv.2104.13148 · pith_short_12: 5FCEOQ3FJOPK · pith_short_16: 5FCEOQ3FJOPKP2V3 · pith_short_8: 5FCEOQ3F

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/5FCEOQ3FJOPKP2V33HC6DGTTEX \
  | 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: e9444743654b9ea7eabbd9c5e19a7325ddcc2a504aafd9cca6492d0acef7229a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab5951bbda4f6a94b95d966ddfa561338b57a87fdc8e14772223cd4f92763b8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-04-27T12:52:03Z",
    "title_canon_sha256": "bf9ad43ec12f6ee7359a6cd62af5c33d1af8f91efaf19db861a04df2ac2dfbb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13148",
    "kind": "arxiv",
    "version": 2
  }
}