Pith Number

pith:ZOISF5YQ

pith:2005:ZOISF5YQPMUQCDDU6YEBIB3P5T

not attested not anchored not stored refs pending

The evolution of the star formation activity in galaxies and its dependence on environment

A. Aragon-Salamanca, A. von der Linden, B. Milvang-Jensen, B.M. Poggianti, C. Halliday, D.I. Clowe, D. Zaritsky, G. De Lucia, G. Rudnick, J. Dalcanton, J. Varela, L. Simard, P. Best, P. Jablonka, R. Bower, R. Pello, R. Saglia, S.D.M. White, V. Desai

arxiv:astro-ph/0512391 v1 · 2005-12-15 · 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{ZOISF5YQPMUQCDDU6YEBIB3P5T}

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	2026-07-04T15:51:57.080780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9122f7107b29010c74f60814076fecedde3cf5338a5ad278b55cba838b760d

Aliases

arxiv: astro-ph/0512391 · arxiv_version: astro-ph/0512391v1 · doi: 10.48550/arxiv.astro-ph/0512391 · pith_short_12: ZOISF5YQPMUQ · pith_short_16: ZOISF5YQPMUQCDDU · pith_short_8: ZOISF5YQ

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/ZOISF5YQPMUQCDDU6YEBIB3P5T \
  | 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: cb9122f7107b29010c74f60814076fecedde3cf5338a5ad278b55cba838b760d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97a05c2933494f9b118cab4d6f266701ed296c7db9b258716b28f5bf40f6f887",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-15T10:55:30Z",
    "title_canon_sha256": "327852d75052ee42a92ae4db1cb6bd9e0647dda0142286b98855acc1cc755f02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512391",
    "kind": "arxiv",
    "version": 1
  }
}