Pith Number

pith:5Q6WXHHH

pith:2007:5Q6WXHHHTWCVKWVBSDRTJEHGG5

not attested not anchored not stored refs pending

Redshifts of Emission Line Objects in the Hubble Ultra Deep Field

Anna Pasquali, Anton M. Koekemoer, Bahram Mobasher, Caryl Gronwall, Chun Xu, Emanuele Daddi, Haojing Yan, Henry C. Ferguson, James E. Rhoads, Jeremy R. Walsh, Joel Vernet, Leonidas A. Moustakas, Martin Kuemmel, Nimish P. Hathi, Nino Panagia, Norbert Pirzkal, Rogier Windhorst, Sangeeta Malhotra, Sperello di Serego Alighieri

arxiv:astro-ph/0701875 v1 · 2007-01-30 · 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{5Q6WXHHHTWCVKWVBSDRTJEHGG5}

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	2026-05-18T04:36:20.389433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec3d6b9ce79d85555aa190e33490e63777e40a57e84775269d02c5c6a82d84a0

Aliases

arxiv: astro-ph/0701875 · arxiv_version: astro-ph/0701875v1 · doi: 10.48550/arxiv.astro-ph/0701875 · pith_short_12: 5Q6WXHHHTWCV · pith_short_16: 5Q6WXHHHTWCVKWVB · pith_short_8: 5Q6WXHHH

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/5Q6WXHHHTWCVKWVBSDRTJEHGG5 \
  | 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: ec3d6b9ce79d85555aa190e33490e63777e40a57e84775269d02c5c6a82d84a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fcf8cc45968884f569a52aa95b94e07e844930ed2aa5883f66c2cfbf6497678",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-30T21:17:34Z",
    "title_canon_sha256": "f128e443408069a63895d54e878b51d88145e006cd056cf4692c66d7ec1f58d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701875",
    "kind": "arxiv",
    "version": 1
  }
}