Pith Number

pith:7UFHJAM7

pith:2010:7UFHJAM7TPUG3GRC4LOUNLOBJL

not attested not anchored not stored refs pending

Supernova Remnants and the Interstellar Medium of M83: Imaging & Photometry with WFC3 on HST

Abhijit Saha, Alistair R. Walker, Bradley C. Whitmore, Bruce Balick, Daniela Calzetti, Donald Hall, Erick Young, Francesco Paresce, Howard E. Bond, Jay A. Frogel, Joe Silk, John MacKenty, John Trauger, Jon A. Holtzman, Kip D. Kuntz, Knox S. Long, Marcella Carollo, Marco Sirianni, Max Mutchler, Michael A. Dopita, Michael Disney, Patrick McCarthy, Randy A. Kimble, Robert O'Connell, Rogier Windhorst, William P. Blair

arxiv:1001.0815 v1 · 2010-01-06 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UFHJAM7TPUG3GRC4LOUNLOBJL}

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	2026-07-04T17:18:59.577913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd0a74819f9be86d9a22e2dd46adc14ac51c463a5cc49d1e102bfd801d9abd92

Aliases

arxiv: 1001.0815 · arxiv_version: 1001.0815v1 · doi: 10.48550/arxiv.1001.0815 · pith_short_12: 7UFHJAM7TPUG · pith_short_16: 7UFHJAM7TPUG3GRC · pith_short_8: 7UFHJAM7

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/7UFHJAM7TPUG3GRC4LOUNLOBJL \
  | 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: fd0a74819f9be86d9a22e2dd46adc14ac51c463a5cc49d1e102bfd801d9abd92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "839b7213d82a510fbcd7f412718974d08873d665f912405ff6a5f2763c0e4de1",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-06T05:05:03Z",
    "title_canon_sha256": "2ae989912f981abb88a15a345a7eeb3fbcc83706ebdeb482b3cee0f502c16693"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0815",
    "kind": "arxiv",
    "version": 1
  }
}