Pith Number

pith:VHA3QIEW

pith:2023:VHA3QIEWNCWQCYZ2WLEKBAB5FI

not attested not anchored not stored refs pending

The PAU Survey: Photometric redshift estimation in deep wide fields

A. H. Wright, A. Wittje, C. M. Baugh, C. Padilla, D. Navarro-Giron\'es, E. Fernandez, E. Gazta\~naga, E. J. Gonzalez, E. S\'anchez, F. J. Castander, G. Manzoni, H. Hildebrandt, H. Hoekstra, I. Sevilla-Noarbe, J. Carretero, J. De Vicente, J. Garc\'ia-Bellido, L. Cabayol, M. Crocce, M. Eriksen, M. Siudek, P. Renard, P. Tallada-Cresp\'i, R. Casas, R. Miquel, S. Serrano

arxiv:2312.07581 v1 · 2023-12-10 · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHA3QIEWNCWQCYZ2WLEKBAB5FI}

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	2026-07-05T11:07:01.074666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c1b8209668ad01633ab2c8a0803d2a13d4eb34499f0422bce0d1064f63b28d

Aliases

arxiv: 2312.07581 · arxiv_version: 2312.07581v1 · doi: 10.48550/arxiv.2312.07581 · pith_short_12: VHA3QIEWNCWQ · pith_short_16: VHA3QIEWNCWQCYZ2 · pith_short_8: VHA3QIEW

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/VHA3QIEWNCWQCYZ2WLEKBAB5FI \
  | 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: a9c1b8209668ad01633ab2c8a0803d2a13d4eb34499f0422bce0d1064f63b28d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32e7d5a86ceaf68e5347f2b9e58d5e6c6c5d119e3da921b98c6d507b7afbe1e2",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2023-12-10T23:05:54Z",
    "title_canon_sha256": "c8aa73c940161c8408614432ba2b9e698a068e3c22313174f158b4976dd8f759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.07581",
    "kind": "arxiv",
    "version": 1
  }
}