Pith Number

pith:KDYDFCYL

pith:2010:KDYDFCYLZK7Z3VKJ7BZVSW7NEK

not attested not anchored not stored refs pending

Radio Flaring Activity of 3C 345 and its Connection to Gamma-ray Emission

A. P. Lobanov, A. P. Marscher, F. K. Schinzel, G. B. Taylor, J. A. Zensus, S. G. Jorstad

arxiv:1012.2820 v1 · 2010-12-13 · astro-ph.HE · 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{KDYDFCYLZK7Z3VKJ7BZVSW7NEK}

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	2026-05-18T04:33:27.674415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f0328b0bcabf9dd549f873595bed22bf7ceaf22d2f917ce73e3aba2e32de8b

Aliases

arxiv: 1012.2820 · arxiv_version: 1012.2820v1 · doi: 10.48550/arxiv.1012.2820 · pith_short_12: KDYDFCYLZK7Z · pith_short_16: KDYDFCYLZK7Z3VKJ · pith_short_8: KDYDFCYL

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/KDYDFCYLZK7Z3VKJ7BZVSW7NEK \
  | 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: 50f0328b0bcabf9dd549f873595bed22bf7ceaf22d2f917ce73e3aba2e32de8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19c678bea176f1669d20b57c6fb0ec5adc5171553ab101f7929d756e5811bbe5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-12-13T18:07:11Z",
    "title_canon_sha256": "3bf87507a3615b7d1aa900ca2fe89576b454139e40a13e304b9cc6e9863ab44d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2820",
    "kind": "arxiv",
    "version": 1
  }
}