Pith Number

pith:WUQSIJD7

pith:2008:WUQSIJD7QCEFUODZE47QP4F5IP

not attested not anchored not stored refs pending

Characterizing the non-thermal emission of Cas A

E. A. Helder, J. Vink

arxiv:0806.3748 v1 · 2008-06-23 · 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{WUQSIJD7QCEFUODZE47QP4F5IP}

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	2026-07-04T15:37:05.023765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b52124247f80885a3879273f07f0bd43eb66b25de25945239e8e92dc24bcdd98

Aliases

arxiv: 0806.3748 · arxiv_version: 0806.3748v1 · doi: 10.48550/arxiv.0806.3748 · pith_short_12: WUQSIJD7QCEF · pith_short_16: WUQSIJD7QCEFUODZ · pith_short_8: WUQSIJD7

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/WUQSIJD7QCEFUODZE47QP4F5IP \
  | 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: b52124247f80885a3879273f07f0bd43eb66b25de25945239e8e92dc24bcdd98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6cea956f22614ad511eca4c7a772471b919aa7d6e3d2ddb49ea88b568b9f4ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-23T20:00:30Z",
    "title_canon_sha256": "c52bac6fa7e8288c3bcc134f391376e3be98a34913116752e453eec852f77353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3748",
    "kind": "arxiv",
    "version": 1
  }
}