Pith Number

pith:NMJZYZWM

pith:2005:NMJZYZWMW324ACPREG4YO7XBJQ

not attested not anchored not stored refs pending

Spitzer Observations Of The Supergiant Shell Region In IC 2574

Bruce T. Draine, Charles W. Engelbracht, Claus Leitherer, Daniela Calzetti, Daniel A. Dale, David J. Hollenbach, Eric J. Murphy, Fabian Walter, George Helou, George J. Bendo, Helene Roussel, John M. Cannon, Jr., Karl D. Gordon, Kartik Sheth, Lee Armus, Michael W. Regan, Michele D. Thornley, Robert C. Kennicutt

arxiv:astro-ph/0508025 v1 · 2005-08-01 · 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{NMJZYZWMW324ACPREG4YO7XBJQ}

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	2026-05-18T03:47:43.417057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b139c66ccb6f5c009f121b9877ee14c208e4dc317b308c7a4979913b38c64b3

Aliases

arxiv: astro-ph/0508025 · arxiv_version: astro-ph/0508025v1 · doi: 10.48550/arxiv.astro-ph/0508025 · pith_short_12: NMJZYZWMW324 · pith_short_16: NMJZYZWMW324ACPR · pith_short_8: NMJZYZWM

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/NMJZYZWMW324ACPREG4YO7XBJQ \
  | 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: 6b139c66ccb6f5c009f121b9877ee14c208e4dc317b308c7a4979913b38c64b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcfa42d13211b7c31d4865c120823fff06c5e87ab24a8acecc82948d3770099c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-01T06:34:15Z",
    "title_canon_sha256": "e79b4b670a51780e9efd56fbdaceccc631a24689be8d2c75e89047486960396a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508025",
    "kind": "arxiv",
    "version": 1
  }
}