Pith Number

pith:7NI56FLL

pith:2001:7NI56FLLADWQIJTNCK2OOQYPVZ

not attested not anchored not stored refs pending

X-ray source population of the Galactic center region obtained with ASCA

Hiroshi Murakami, Katsuji Koyama, Masaaki Sakano, Shigeo Yamauchi, The ASCA Galactic plane survey team, Yoshitomo Maeda

arxiv:astro-ph/0107444 v1 · 2001-07-23 · 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{7NI56FLLADWQIJTNCK2OOQYPVZ}

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	2026-07-04T14:11:23.736421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb51df156b00ed04266d12b4e7430fae75ac4a8284256b8902f99a687295314b

Aliases

arxiv: astro-ph/0107444 · arxiv_version: astro-ph/0107444v1 · doi: 10.48550/arxiv.astro-ph/0107444 · pith_short_12: 7NI56FLLADWQ · pith_short_16: 7NI56FLLADWQIJTN · pith_short_8: 7NI56FLL

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/7NI56FLLADWQIJTNCK2OOQYPVZ \
  | 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: fb51df156b00ed04266d12b4e7430fae75ac4a8284256b8902f99a687295314b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24cb3e6fb51d16d66bfd91a3ba3dcbe710d975a8b473c711b936d27d9b6cff75",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-23T18:33:08Z",
    "title_canon_sha256": "4f95b0619d763be23f2e4cbdcd0a381aa74404465e2763b72e9def8ba66aea2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107444",
    "kind": "arxiv",
    "version": 1
  }
}