Pith Number

pith:7LDLYVCY

pith:2009:7LDLYVCYTM7QVAAI44RVIPQ2EJ

not attested not anchored not stored refs pending

Near-IR Galaxy Counts and Evolution from the Wide-Field ALHAMBRA survey

A. Del Olmo, A. Fernandez-Soto, C. Husillos, D. Cristobal-Hornillos, E. J. Alfaro, F. J. Castander, F. Prada, I. Marquez, J. A. L. Aguerri, J. Cabrera, J. Cepa, J. Masegosa, J. M. Quintana, J. Perea, L. Infante, M. Cervino, M. Moles, N. Benitez, R. M. Gonzalez-Delgado, S. F. Sanchez, T. Broadhurst, V. J. Martinez

arxiv:0902.2403 v1 · 2009-02-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LDLYVCYTM7QVAAI44RVIPQ2EJ}

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	2026-05-18T04:29:16.588278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fac6bc54589b3f0a8008e723543e1a22548e69f35274c607867701fd667d62ee

Aliases

arxiv: 0902.2403 · arxiv_version: 0902.2403v1 · doi: 10.48550/arxiv.0902.2403 · pith_short_12: 7LDLYVCYTM7Q · pith_short_16: 7LDLYVCYTM7QVAAI · pith_short_8: 7LDLYVCY

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/7LDLYVCYTM7QVAAI44RVIPQ2EJ \
  | 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: fac6bc54589b3f0a8008e723543e1a22548e69f35274c607867701fd667d62ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9d1df8d9959095251d4a54410e0d85066b9394b28934fc37c89ac3b5729f1da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-02-13T21:47:32Z",
    "title_canon_sha256": "4e055e05053e18df1c592605111cc929a8a628119eb7cb84ebd8f1550593ff72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2403",
    "kind": "arxiv",
    "version": 1
  }
}