Pith Number

pith:HVLBGLAM

pith:2001:HVLBGLAM22TSEXQDL6WDITST2V

not attested not anchored not stored refs pending

Near infrared observations of the truncation of stellar disks

(2) Instituto de Astrofisica de Canarias, (3) Groningen Kapteyn Laboratorium), Ana Guijarro (1), Eduardo Battaner (1), Estrella Florido (1), Francisco Garzon (2), Jorge Jimenez-Vicente (3) ((1) Universidad de Granada

arxiv:astro-ph/0109295 v1 · 2001-09-18 · 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{HVLBGLAM22TSEXQDL6WDITST2V}

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	2026-07-04T16:24:08.401244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d56132c0cd6a7225e035fac344e53d57d0c34aaa0bddea5efd596c0458ce3cd

Aliases

arxiv: astro-ph/0109295 · arxiv_version: astro-ph/0109295v1 · doi: 10.48550/arxiv.astro-ph/0109295 · pith_short_12: HVLBGLAM22TS · pith_short_16: HVLBGLAM22TSEXQD · pith_short_8: HVLBGLAM

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/HVLBGLAM22TSEXQDL6WDITST2V \
  | 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: 3d56132c0cd6a7225e035fac344e53d57d0c34aaa0bddea5efd596c0458ce3cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef52c56b0dd7e5e2ffa67391a4b6762705ebe0a9afbb3a511fcbcd36f5c58c8b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-18T15:26:54Z",
    "title_canon_sha256": "ea83386e9472779d8a588924cab223758782ba6b69a84f6661578f8f940c452e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109295",
    "kind": "arxiv",
    "version": 1
  }
}