Pith Number

pith:MZQ4VOXF

pith:2016:MZQ4VOXFPBKH3DLDU4ZDJPZ5TG

not attested not anchored not stored refs pending

The SELGIFS data challenge: generating synthetic observations of CALIFA galaxies from hydrodynamical simulations

Cecilia Scannapieco, F. Fabi\'an Rosales-Ortega, Giovanni Guidi, Javier Casado, Lluis Galbany, Patricia S\'anchez-Bl\'azquez, Rub\'en Garc\'ia-Benito, Sebastian F. S\'anchez, Yago Ascasibar

arxiv:1610.07620 v3 · 2016-10-24 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZQ4VOXFPBKH3DLDU4ZDJPZ5TG}

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	2026-05-18T00:11:44.136210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6661cabae578547d8d63a73234bf3d99a4c289890b34c364a8d02f5ff94d446d

Aliases

arxiv: 1610.07620 · arxiv_version: 1610.07620v3 · doi: 10.48550/arxiv.1610.07620 · pith_short_12: MZQ4VOXFPBKH · pith_short_16: MZQ4VOXFPBKH3DLD · pith_short_8: MZQ4VOXF

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/MZQ4VOXFPBKH3DLDU4ZDJPZ5TG \
  | 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: 6661cabae578547d8d63a73234bf3d99a4c289890b34c364a8d02f5ff94d446d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f04aa26004bb6cfd4eee89b845152ebd714401ec78a5f9594bb6528650f30db8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-24T20:00:07Z",
    "title_canon_sha256": "2c1a489c8ff181350b46fc04d481fa31035e9c0f1801c6a0e883a81a21ab0314"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07620",
    "kind": "arxiv",
    "version": 3
  }
}