Pith Number

pith:TF46BAWS

pith:1999:TF46BAWSU4FSQRFXDHH7X3SNRS

not attested not anchored not stored refs pending

Evidence for Multiple Mergers among Ultraluminous IR Galaxies (ULIRGs): Remnants of Compact Groups?

2), (2) NASA Goddard Space Flight Center, (3) Space Telescope Science Institute, (4) Instituto de Fisica de Cantabria, H. Bushouse (3), K. D. Borne (1, L. Colina (4) ((1) Raytheon Information Technology, R. A. Lucas (3), Santander, Scientific Services, Spain)

arxiv:astro-ph/9912151 v2 · 1999-12-08 · 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{TF46BAWSU4FSQRFXDHH7X3SNRS}

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.

Cited by

1 paper in Pith

Performance of morphological classifiers for galaxy mergers compared to current machine learning methods

Receipt and verification

First computed	2026-07-04T16:11:59.221348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9979e082d2a70b2844b719cffbee4d8c835277e4c19cd1b52f14884dca596503

Aliases

arxiv: astro-ph/9912151 · arxiv_version: astro-ph/9912151v2 · doi: 10.48550/arxiv.astro-ph/9912151 · pith_short_12: TF46BAWSU4FS · pith_short_16: TF46BAWSU4FSQRFX · pith_short_8: TF46BAWS

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/TF46BAWSU4FSQRFXDHH7X3SNRS \
  | 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: 9979e082d2a70b2844b719cffbee4d8c835277e4c19cd1b52f14884dca596503

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dfc67f02f9145d8cd1a9847b0edeb21f4dde647fdf2cfaf1a0610e803c4b92e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-12-08T02:45:45Z",
    "title_canon_sha256": "b3f26349732412755c4e4f794783e60b7ac30b3af10cce2e53a900baf9f63b20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9912151",
    "kind": "arxiv",
    "version": 2
  }
}