Pith Number

pith:4GE3FBVP

pith:2006:4GE3FBVPSAFJBS3MSQBI3FG7HU

not attested not anchored not stored refs pending

A Spitzer Infrared Spectrograph Survey of Warm Molecular Hydrogen in Ultra-luminous Infrared Galaxies

B. T. Soifer, H. W. W. Spoon, J. L. Higdon, L. Armus, S. J. U. Higdon

arxiv:astro-ph/0605359 v2 · 2006-05-15 · 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{4GE3FBVPSAFJBS3MSQBI3FG7HU}

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	2026-07-04T16:58:44.151809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e189b286af900a90cb6c94028d94df3d01357c1b149dc5edff24a8d316f50791

Aliases

arxiv: astro-ph/0605359 · arxiv_version: astro-ph/0605359v2 · doi: 10.48550/arxiv.astro-ph/0605359 · pith_short_12: 4GE3FBVPSAFJ · pith_short_16: 4GE3FBVPSAFJBS3M · pith_short_8: 4GE3FBVP

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/4GE3FBVPSAFJBS3MSQBI3FG7HU \
  | 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: e189b286af900a90cb6c94028d94df3d01357c1b149dc5edff24a8d316f50791

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45f1302c3ebdcf980ff8634f67ce3b3f2f68ea8ef8c427ca0c1d8fe0e83d1449",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-15T13:41:26Z",
    "title_canon_sha256": "521f69bc113cb5dded2add98d45b87d3993af6970e6c43779a4baae316d6ac7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605359",
    "kind": "arxiv",
    "version": 2
  }
}