Pith Number

pith:PYX54JHF

pith:2012:PYX54JHFNOYLXHHYNGIH3OFZQI

not attested not anchored not stored refs pending

Physical Structure and Nature of Supernova Remnants in M101

(2) Morehead State University, (3) Johns Hopkins University, (4) University of Virginia, 5), (5) MPIfR, (6) Northern Illinois University), B. C. Dunne (1), C.-H. R. Chen (4, C. K. Grimes (2), K. D. Kuntz (3), N. A. Franchetti (1), R. A. Gruendl (1), T. G. Pannuti (2), T. M. Aldridge (6) ((1) University of Illinois, Y.-H. Chu (1)

arxiv:1202.5248 v1 · 2012-02-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYX54JHFNOYLXHHYNGIH3OFZQI}

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	2026-05-18T01:58:20.284067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2fde24e56bb0bb9cf869907db8b9821ad4654541216d76b6b057f5e6062af0

Aliases

arxiv: 1202.5248 · arxiv_version: 1202.5248v1 · doi: 10.48550/arxiv.1202.5248 · pith_short_12: PYX54JHFNOYL · pith_short_16: PYX54JHFNOYLXHHY · pith_short_8: PYX54JHF

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/PYX54JHFNOYLXHHYNGIH3OFZQI \
  | 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: 7e2fde24e56bb0bb9cf869907db8b9821ad4654541216d76b6b057f5e6062af0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b43c3d7f58c93dad730cb5512c3a3cc2de0ac1da60480fbc554bdbfdbcd7b539",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-23T18:02:32Z",
    "title_canon_sha256": "a1666c4328a62dbb0c9e14ea55d3d269394008bb129db2b7338f12451d8fa975"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5248",
    "kind": "arxiv",
    "version": 1
  }
}