Pith Number

pith:XFAFHFFH

pith:2003:XFAFHFFHC6NNPJOREI2QY46WGI

not attested not anchored not stored refs pending

The VIRMOS deep imaging survey: III. ESO/WFI deep U-band imaging of the 0226-04 deep field

A. Zanichelli, B. Garilli, C. Adami, E. Bertin, E. Zucca, G. Vettolani, G. Zamorani, H. J. McCracken, M. Arnaboldi, M. Massarotti, M. Radovich, O. Le Fevre, R. Scaramella, S. Bardelli, S. Foucaud, V. Ripepi, Y. Mellier

arxiv:astro-ph/0312444 v1 · 2003-12-17 · 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{XFAFHFFHC6NNPJOREI2QY46WGI}

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	2026-07-04T16:38:01.180839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9405394a7179ad7a5d122350c73d6321899c352131f5f5ec215c8e39e07178a

Aliases

arxiv: astro-ph/0312444 · arxiv_version: astro-ph/0312444v1 · doi: 10.48550/arxiv.astro-ph/0312444 · pith_short_12: XFAFHFFHC6NN · pith_short_16: XFAFHFFHC6NNPJOR · pith_short_8: XFAFHFFH

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/XFAFHFFHC6NNPJOREI2QY46WGI \
  | 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: b9405394a7179ad7a5d122350c73d6321899c352131f5f5ec215c8e39e07178a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64385009acf2f45c89b1e83f6a60a238466a49e59fbd08e224301b5170946dcb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-12-17T09:57:41Z",
    "title_canon_sha256": "1d47abea2a72f79c96559129996f81eb806db2be8213c98519e5aec3cc0847da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0312444",
    "kind": "arxiv",
    "version": 1
  }
}