Pith Number

pith:Y5QLWCYV

pith:2003:Y5QLWCYVFVB427TGYXSXPOJ47R

not attested not anchored not stored refs pending

The detection of stellar velocity dispersion drops in the central regions of five isolated Seyfert spirals

E. Perez, F. Durret, I. Marquez, J. Masegosa, J. Maza, M. Moles, M. Roth, R.M. Gonzalez Delgado

arxiv:astro-ph/0306497 v1 · 2003-06-24 · 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{Y5QLWCYVFVB427TGYXSXPOJ47R}

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	2026-07-04T16:52:02.669120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c760bb0b152d43cd7e66c5e577b93cfc5bcaaac00878a117f7a86b8177b49a4d

Aliases

arxiv: astro-ph/0306497 · arxiv_version: astro-ph/0306497v1 · doi: 10.48550/arxiv.astro-ph/0306497 · pith_short_12: Y5QLWCYVFVB4 · pith_short_16: Y5QLWCYVFVB427TG · pith_short_8: Y5QLWCYV

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/Y5QLWCYVFVB427TGYXSXPOJ47R \
  | 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: c760bb0b152d43cd7e66c5e577b93cfc5bcaaac00878a117f7a86b8177b49a4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb5abf105764b04ccce12c3dad34ef47e2c9f3c3df5a2f307a38e6e9b684441",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-24T13:14:12Z",
    "title_canon_sha256": "6f7ae249ef38abac32ed9039ca62dbf3ca2c7fbe3cff3a93acf01b41f589894d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306497",
    "kind": "arxiv",
    "version": 1
  }
}