Pith Number

pith:7PCROFH7

pith:2007:7PCROFH7MTIG7YLA7PTMM54PKC

not attested not anchored not stored refs pending

Dynamical Evidence for Environmental Evolution of Intermediate Redshift Spiral Galaxies

& Graham P. Smith (Birmingham), Neil Miller (UCSC), Richard S. Ellis (Caltech), Sean M. Moran (Caltech), Tommaso Treu (UCSB)

arxiv:astro-ph/0701156 v1 · 2007-01-06 · 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{7PCROFH7MTIG7YLA7PTMM54PKC}

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	2026-05-18T04:29:14.328954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbc51714ff64d06fe160fbe6c6778f50a10ec45de5b61127235bae43b0007cef

Aliases

arxiv: astro-ph/0701156 · arxiv_version: astro-ph/0701156v1 · doi: 10.48550/arxiv.astro-ph/0701156 · pith_short_12: 7PCROFH7MTIG · pith_short_16: 7PCROFH7MTIG7YLA · pith_short_8: 7PCROFH7

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/7PCROFH7MTIG7YLA7PTMM54PKC \
  | 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: fbc51714ff64d06fe160fbe6c6778f50a10ec45de5b61127235bae43b0007cef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc88d27fd04781f4f6387d2b4c4592a0c414f273cf36bf8a9e7bba15ce9cfc38",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-06T04:00:06Z",
    "title_canon_sha256": "ebb902c25a66eb08562e28f6fc30def02d028fda039d173d4133ce8ac5a7525b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701156",
    "kind": "arxiv",
    "version": 1
  }
}