Pith Number

pith:3FFT2EHF

pith:1997:3FFT2EHFLH65B3KZOPKH4ZT2GY

not attested not anchored not stored refs pending

Towards More Precise Photometric Redshifts: Calibration Via CCD Photometry

Alexander S. Szalay, Andrew J. Connolly, Matthew A. Bershady, Robert J. Brunner

arxiv:astro-ph/9703058 v1 · 1997-03-10 · 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{3FFT2EHFLH65B3KZOPKH4ZT2GY}

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.

Cited by

3 papers in Pith

pop-cosmos: Galaxy size evolution across structural and star-formation classifications in COSMOS-Web

pop-cosmos: Disentangling galaxy properties from observables using data-driven approaches

Machine Learning Techniques for Astrophysics and Cosmology: Photometric Redshifts

Receipt and verification

First computed	2026-07-04T16:02:54.693982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d94b3d10e559fdd0ed5973d47e667a36389461c317fefd6da36ff9668e7b65e7

Aliases

arxiv: astro-ph/9703058 · arxiv_version: astro-ph/9703058v1 · doi: 10.48550/arxiv.astro-ph/9703058 · pith_short_12: 3FFT2EHFLH65 · pith_short_16: 3FFT2EHFLH65B3KZ · pith_short_8: 3FFT2EHF

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/3FFT2EHFLH65B3KZOPKH4ZT2GY \
  | 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: d94b3d10e559fdd0ed5973d47e667a36389461c317fefd6da36ff9668e7b65e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05580deb740d64b6031d131efd3d5a54e233fbb3882c2366f2a74954a36558aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-03-10T16:41:33Z",
    "title_canon_sha256": "aec7372cc8771a07ce1099a58022709077d8141aa920cf6ee8b56fad73e8e035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9703058",
    "kind": "arxiv",
    "version": 1
  }
}