Pith Number

pith:PJGQJBGK

pith:2010:PJGQJBGKISRBCOCVMXVIB7SCZ4

not attested not anchored not stored refs pending

A Search For Supernova Remnants in The Nearby Spiral Galaxy M74 (NGC 628)

A. Akyuz, E. Sonbas, M. E. Ozel, S. Balman

arxiv:1005.0149 v1 · 2010-05-02 · 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{PJGQJBGKISRBCOCVMXVIB7SCZ4}

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	2026-05-18T02:07:43.975458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a4d0484ca44a211385565ea80fe42cf01775b7db735010d644597e2f548a1fd

Aliases

arxiv: 1005.0149 · arxiv_version: 1005.0149v1 · doi: 10.48550/arxiv.1005.0149 · pith_short_12: PJGQJBGKISRB · pith_short_16: PJGQJBGKISRBCOCV · pith_short_8: PJGQJBGK

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/PJGQJBGKISRBCOCVMXVIB7SCZ4 \
  | 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: 7a4d0484ca44a211385565ea80fe42cf01775b7db735010d644597e2f548a1fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddd614820ef8702f352c37673ee160e433e43c3a8d8c4ede2e52775eb3b7b735",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-05-02T17:26:25Z",
    "title_canon_sha256": "ecc33d7cb41de797ba8fd628c8086a782dd5c091fb57891e4bf096c8f1116200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0149",
    "kind": "arxiv",
    "version": 1
  }
}