Pith Number

pith:TMG2DVDE

pith:2000:TMG2DVDEND233VDLT2YN5G7ZYQ

not attested not anchored not stored refs pending

K band Spectroscopy of Ultraluminous Infrared Galaxies: The 2 Jy Sample

B. T. Soifer, Jr., J. R. Kiger, K. Matthews, L. Armus, T. W. Murphy

arxiv:astro-ph/0010077 v1 · 2000-10-03 · 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{TMG2DVDEND233VDLT2YN5G7ZYQ}

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	2026-05-18T03:47:51.832756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b0da1d46468f5bdd46b9eb0de9bf9c43f63f3a8c25856c0e28e245faf0fffd3

Aliases

arxiv: astro-ph/0010077 · arxiv_version: astro-ph/0010077v1 · doi: 10.48550/arxiv.astro-ph/0010077 · pith_short_12: TMG2DVDEND23 · pith_short_16: TMG2DVDEND233VDL · pith_short_8: TMG2DVDE

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/TMG2DVDEND233VDLT2YN5G7ZYQ \
  | 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: 9b0da1d46468f5bdd46b9eb0de9bf9c43f63f3a8c25856c0e28e245faf0fffd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fcc335ec085746ebaf2bf0dbc3abeabb3c5fdc774ab19b91fde1a8f56369280",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-10-03T23:59:36Z",
    "title_canon_sha256": "ca7f8aa85fdabee4db6ccfa5a36899d933f325ef29bf768cdcbb48664c3ff93f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0010077",
    "kind": "arxiv",
    "version": 1
  }
}