Pith Number

pith:6VL3D7VM

pith:2003:6VL3D7VMEZIPV5MNFD2OUPMMAP

not attested not anchored not stored refs pending

The Star Formation History of NGC 1705: a Post-Starburst Galaxy on the Verge of Activity

2), (2) SISSA, 3), (3) Oss. di Padova, (4) Johns Hopkins University, (5) Space Telescope Science Institute, A. Aloisi (4), Baltimore, Baltimore), C. Leitherer (5) ((1) Oss. Astronomico di Bologna, F. Annibali (1, L. Greggio (1, M. Tosi (1)

arxiv:astro-ph/0309265 v1 · 2003-09-09 · 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{6VL3D7VMEZIPV5MNFD2OUPMMAP}

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	2026-07-04T16:37:27.006607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f557b1feac2650faf58d28f4ea3d8c03e5b908e0aae642f9d0b0e947ff03fcfa

Aliases

arxiv: astro-ph/0309265 · arxiv_version: astro-ph/0309265v1 · doi: 10.48550/arxiv.astro-ph/0309265 · pith_short_12: 6VL3D7VMEZIP · pith_short_16: 6VL3D7VMEZIPV5MN · pith_short_8: 6VL3D7VM

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/6VL3D7VMEZIPV5MNFD2OUPMMAP \
  | 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: f557b1feac2650faf58d28f4ea3d8c03e5b908e0aae642f9d0b0e947ff03fcfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d2453654dd951322208bb41aa84730c9a2d786897b9fdc2e65b57c0fc42581",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-09T10:35:18Z",
    "title_canon_sha256": "fdef095e1195389066ce87f8a36b47fffb3cbc2539506c6d0d9de014802d39d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309265",
    "kind": "arxiv",
    "version": 1
  }
}