Pith Number

pith:7ST5JBIZ

pith:2019:7ST5JBIZIFSYXGYHMIN57JUETV

not attested not anchored not stored refs pending

High-resolution radio imaging of the gamma-ray blazar candidate J1331+2932

A. Gemes, A. Mo\'or, K.\'E. Gab\'anyi, S. Frey, T. An, Z. Paragi

arxiv:1902.07561 v1 · 2019-02-20 · astro-ph.GA · 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{7ST5JBIZIFSYXGYHMIN57JUETV}

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	2026-05-17T23:53:07.492079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fca7d4851941658b9b07621bdfa6849d498c2b22d9a7d58df4bd7898e4e9118a

Aliases

arxiv: 1902.07561 · arxiv_version: 1902.07561v1 · doi: 10.48550/arxiv.1902.07561 · pith_short_12: 7ST5JBIZIFSY · pith_short_16: 7ST5JBIZIFSYXGYH · pith_short_8: 7ST5JBIZ

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/7ST5JBIZIFSYXGYHMIN57JUETV \
  | 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: fca7d4851941658b9b07621bdfa6849d498c2b22d9a7d58df4bd7898e4e9118a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ff3aa18987a4326317d6eb0c1acc19733a63fc3f3703b77be8394694b10fc4",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-20T14:06:07Z",
    "title_canon_sha256": "3540909b5bbc9bd779c378b5d00a8a0c632aa45747532e5cd179fd8bd726dbd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07561",
    "kind": "arxiv",
    "version": 1
  }
}