Pith Number

pith:LFCQRNUJ

pith:2012:LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ

not attested not anchored not stored refs pending

Fermi-LAT Observation of Supernova Remnant S147

Hiroyasu Tajima, Jean Ballet, Joshua Lande, Junichiro Katsuta, Keith Bechtol, Marianne Lemoine-Goumard, Stefan Funk, Tadayuki Takahashi, Takaaki Tanaka, Yasunobu Uchiyama, Yoshitaka Hanabata

arxiv:1204.4703 v1 · 2012-04-20 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ}

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	2026-05-18T01:57:48.003373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

594508b689f09e98731c86c94d2bd1cc27f46d553855fd5af15bdbb1a0936233

Aliases

arxiv: 1204.4703 · arxiv_version: 1204.4703v1 · doi: 10.48550/arxiv.1204.4703 · pith_short_12: LFCQRNUJ6CPJ · pith_short_16: LFCQRNUJ6CPJQ4Y4 · pith_short_8: LFCQRNUJ

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/LFCQRNUJ6CPJQ4Y4Q3EU2K6RZQ \
  | 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: 594508b689f09e98731c86c94d2bd1cc27f46d553855fd5af15bdbb1a0936233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8bfdbcc99658820a762d9d3eb5a2331a4eca49854ea0ecd5f3f2dd137c1dc2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-04-20T19:10:40Z",
    "title_canon_sha256": "1d4e7099bf67b9c58d8f5865672dbe81e725fd33e246fe4aa72f97db89fc9d49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4703",
    "kind": "arxiv",
    "version": 1
  }
}