Pith Number

pith:GG4K74V7

pith:2007:GG4K74V76IHEUZYP22B4D4GV55

not attested not anchored not stored refs pending

High Resolution X-Ray Imaging of the Center of IC342

Albert K.H. Kong, Chun.S.J. Pun, Daisy S.Y. Mak

arxiv:0706.0770 v3 · 2007-06-06 · 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{GG4K74V76IHEUZYP22B4D4GV55}

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	2026-05-18T04:33:04.529671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31b8aff2bff20e4a670fd683c1f0d5ef6e2738db75ee8c89bbddffdf554e72c6

Aliases

arxiv: 0706.0770 · arxiv_version: 0706.0770v3 · doi: 10.48550/arxiv.0706.0770 · pith_short_12: GG4K74V76IHE · pith_short_16: GG4K74V76IHEUZYP · pith_short_8: GG4K74V7

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/GG4K74V76IHEUZYP22B4D4GV55 \
  | 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: 31b8aff2bff20e4a670fd683c1f0d5ef6e2738db75ee8c89bbddffdf554e72c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b95de17b6c2427fbc78668bed372e5e40fb9efab90af575b83bc43adca99ae55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-06T09:53:18Z",
    "title_canon_sha256": "dee944e6ee92dcb83549629ee3d0427a684274e1c1ecdfa7a1ce89845cbc02fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.0770",
    "kind": "arxiv",
    "version": 3
  }
}