Pith Number

pith:OAGL5EM6

pith:2006:OAGL5EM6LIOL6OIOVXI2YN2VTW

not attested not anchored not stored refs pending

Optical to mid-IR observations of Lyman-alpha galaxies at redshift 5 in the HUDF: a young and low mass population

Chun Xu, James E. Rhoads, Norbert Pirzkal, Sangeeta Malhotra

arxiv:astro-ph/0612513 v4 · 2006-12-18 · 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{OAGL5EM6LIOL6OIOVXI2YN2VTW}

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	2026-05-18T04:29:14.697041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

700cbe919e5a1cbf390eadd1ac37559d9a2f9a23c5b465d2d8bab852a12a5c54

Aliases

arxiv: astro-ph/0612513 · arxiv_version: astro-ph/0612513v4 · doi: 10.48550/arxiv.astro-ph/0612513 · pith_short_12: OAGL5EM6LIOL · pith_short_16: OAGL5EM6LIOL6OIO · pith_short_8: OAGL5EM6

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/OAGL5EM6LIOL6OIOVXI2YN2VTW \
  | 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: 700cbe919e5a1cbf390eadd1ac37559d9a2f9a23c5b465d2d8bab852a12a5c54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99e09f71532954345fb599fc48ff7b0ed740833b96ef6f197a2089087e8d1c6a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-18T21:26:11Z",
    "title_canon_sha256": "b575657155484c4eb7961e08cee8f87a7e0d0d15b0ba58d95ada7c702eb844e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612513",
    "kind": "arxiv",
    "version": 4
  }
}