Pith Number

pith:3PQUUAZI

pith:2006:3PQUUAZI6VFWRMQEHIGVFJQB3H

not attested not anchored not stored refs pending

The X-ray synchrotron emission of RCW 86 and the implications for its age

2), 2) Kurt van der Heyden (3), (3) South African Astronomical Observatory (4) Ioffe Physico-Technical Institute (St. Petersburg) (5) Riken, Andrei Bykov (4), Aya Bamba (5), Jacco Vink (1, Japan (6) Hiroshima University), Johan Bleeker (1, Ryo Yamazaki (6) ((1) Utrecht University (2) SRON Netherlands Institute for Space Research, Utrecht

arxiv:astro-ph/0607307 v1 · 2006-07-13 · 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{3PQUUAZI6VFWRMQEHIGVFJQB3H}

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	2026-05-18T04:28:58.388080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbe14a0328f54b68b2043a0d52a601d9df3b7d44bbab843e7c2eb5e0acca3b47

Aliases

arxiv: astro-ph/0607307 · arxiv_version: astro-ph/0607307v1 · doi: 10.48550/arxiv.astro-ph/0607307 · pith_short_12: 3PQUUAZI6VFW · pith_short_16: 3PQUUAZI6VFWRMQE · pith_short_8: 3PQUUAZI

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/3PQUUAZI6VFWRMQEHIGVFJQB3H \
  | 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: dbe14a0328f54b68b2043a0d52a601d9df3b7d44bbab843e7c2eb5e0acca3b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611cc302e473eda3a9d5f518ffecba4d8023411a9b5cbd98ac06e0df53faadb4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-13T20:31:31Z",
    "title_canon_sha256": "a7b58ed18fe59da0eb7200425a790de75fa015ff5a0ee25c50ec5aed22304d78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607307",
    "kind": "arxiv",
    "version": 1
  }
}