Pith Number

pith:CJIDPS6Q

pith:2008:CJIDPS6Q2BOPY2CBFTPHRZGYUJ

not attested not anchored not stored refs pending

Integral field near-infrared spectroscopy of II Zw 40

E. Telles, G. Cresci, J. Melnick, L. Vanzi

arxiv:0803.2404 v1 · 2008-03-17 · 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{CJIDPS6Q2BOPY2CBFTPHRZGYUJ}

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	2026-07-04T17:09:51.870860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

125037cbd0d05cfc68412cde78e4d8a27465f6bcc23c2754c98aeb931eed6b57

Aliases

arxiv: 0803.2404 · arxiv_version: 0803.2404v1 · doi: 10.48550/arxiv.0803.2404 · pith_short_12: CJIDPS6Q2BOP · pith_short_16: CJIDPS6Q2BOPY2CB · pith_short_8: CJIDPS6Q

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/CJIDPS6Q2BOPY2CBFTPHRZGYUJ \
  | 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: 125037cbd0d05cfc68412cde78e4d8a27465f6bcc23c2754c98aeb931eed6b57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb3e10d7b215e960823b8dbda1bf44d19791810420985123cefe7a8d09ddabb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-17T09:18:26Z",
    "title_canon_sha256": "079227300362497561e39ddfe7d5d3a3e52ed148ee47cc94be0782a230dd3251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.2404",
    "kind": "arxiv",
    "version": 1
  }
}