Pith Number

pith:W5KYDREZ

pith:2006:W5KYDREZOJUEIVAWN5CKY5YTKA

not attested not anchored not stored refs pending

XMM-Newton observation of the eclipsing binary Algol

2), (2) Institute of High Energy Physics, (3) Max-Planck-Institut f\"ur Extraterrestrische Physik, B. Aschenbach (3), Beijing Normal University), Chinese Academy of Sciences, Fang-jun Lu (2), Germany (4) Department of Astronomy, Li Chen (4) ((1) Faculty of Materials, Optoelectronics, Physics, Xiangtan University, Xue-juan Yang (1

arxiv:astro-ph/0606656 v2 · 2006-06-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W5KYDREZOJUEIVAWN5CKY5YTKA}

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	2026-05-18T04:25:26.793774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b75581c49972684454166f44ac7713500a847e0e3d8a46eb1a8bcf90f56461e4

Aliases

arxiv: astro-ph/0606656 · arxiv_version: astro-ph/0606656v2 · doi: 10.48550/arxiv.astro-ph/0606656 · pith_short_12: W5KYDREZOJUE · pith_short_16: W5KYDREZOJUEIVAW · pith_short_8: W5KYDREZ

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/W5KYDREZOJUEIVAWN5CKY5YTKA \
  | 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: b75581c49972684454166f44ac7713500a847e0e3d8a46eb1a8bcf90f56461e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1232d84540f373787e37223d165266d54f03cad415cf51fc8d060ea81e8c4256",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-06-27T14:05:34Z",
    "title_canon_sha256": "8463c62c32f1627e1abe206901eaa04058e4bae8d6c6d938a5850c49b7bc552b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0606656",
    "kind": "arxiv",
    "version": 2
  }
}