Pith Number

pith:5XSFEG7A

pith:2001:5XSFEG7AKPSYI3M5HKUOWIIFLW

not attested not anchored not stored refs pending

Reflection Shocked Gas in the Cygnus Loop Supernova Remnant

Emi Miyata, Hiroshi Tsunemi

arxiv:astro-ph/0101558 v1 · 2001-01-31 · 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{5XSFEG7AKPSYI3M5HKUOWIIFLW}

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	2026-05-18T01:07:46.075095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ede4521be053e5846d9d3aa8eb21055d9ef873381784a8a9aa4b0f288084a929

Aliases

arxiv: astro-ph/0101558 · arxiv_version: astro-ph/0101558v1 · doi: 10.48550/arxiv.astro-ph/0101558 · pith_short_12: 5XSFEG7AKPSY · pith_short_16: 5XSFEG7AKPSYI3M5 · pith_short_8: 5XSFEG7A

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/5XSFEG7AKPSYI3M5HKUOWIIFLW \
  | 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: ede4521be053e5846d9d3aa8eb21055d9ef873381784a8a9aa4b0f288084a929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "470a209cb9c7784ba252d8c43ddf953bd6a23f6544cd0f238ae2385a7b7c2068",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-31T14:18:42Z",
    "title_canon_sha256": "2fbffa522e45fd4b9ca7305daeef85ee5a673bdeeae1f02dc5e65741e5d2f057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101558",
    "kind": "arxiv",
    "version": 1
  }
}