Pith Number

pith:D32SQJOD

pith:2005:D32SQJOD5I534LRZBYWQGOOSNC

not attested not anchored not stored refs pending

Mid-infrared spectroscopy of two luminous submillimeter galaxies at z~2.8

A.J. Baker, A. Sternberg, D. Lutz, E. Sturm, E. Valiante, L.J Tacconi, M.D. Lehnert, R. Genzel

arxiv:astro-ph/0504431 v1 · 2005-04-20 · 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{D32SQJOD5I534LRZBYWQGOOSNC}

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	2026-07-04T16:52:13.487177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ef52825c3ea3bbe2e390e2d0339d268860a385faf6f055a1c80f0111b9f35a0

Aliases

arxiv: astro-ph/0504431 · arxiv_version: astro-ph/0504431v1 · doi: 10.48550/arxiv.astro-ph/0504431 · pith_short_12: D32SQJOD5I53 · pith_short_16: D32SQJOD5I534LRZ · pith_short_8: D32SQJOD

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/D32SQJOD5I534LRZBYWQGOOSNC \
  | 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: 1ef52825c3ea3bbe2e390e2d0339d268860a385faf6f055a1c80f0111b9f35a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4b14962b7722615a8fd0a613d2183b088c96c0adf0ab93dcaa32eb1bb5c87a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-20T07:47:01Z",
    "title_canon_sha256": "09f549c17c604fc4e4ed1ae569232dd37515aa1b0c1cc95ded55a365c22852f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504431",
    "kind": "arxiv",
    "version": 1
  }
}