Pith Number

pith:BNMKYCTA

pith:1997:BNMKYCTA2AUCKVHPFPQVVPS44Y

not attested not anchored not stored refs pending

Near-infrared imaging of the host galaxies of flat spectrum radio quasars

J. K. Kotilainen (SISSA), R. Falomo (Padova), R. Scarpa (STSCI)

arxiv:astro-ph/9711065 v1 · 1997-11-07 · 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{BNMKYCTA2AUCKVHPFPQVVPS44Y}

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	2026-05-18T01:07:37.991626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b58ac0a60d0282554ef2be15abe5ce63665c76a95325366f5145f45f6803923

Aliases

arxiv: astro-ph/9711065 · arxiv_version: astro-ph/9711065v1 · doi: 10.48550/arxiv.astro-ph/9711065 · pith_short_12: BNMKYCTA2AUC · pith_short_16: BNMKYCTA2AUCKVHP · pith_short_8: BNMKYCTA

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/BNMKYCTA2AUCKVHPFPQVVPS44Y \
  | 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: 0b58ac0a60d0282554ef2be15abe5ce63665c76a95325366f5145f45f6803923

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a85db077e1b4e8921e1665cf20eb3c66ae6b4b5d894e4418f7d70f74c759de80",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-11-07T11:42:30Z",
    "title_canon_sha256": "afe202f7bc59b53464835ea3d58485c3c6fc2224fcf51e1c3dc43f83670df920"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9711065",
    "kind": "arxiv",
    "version": 1
  }
}