Pith Number

pith:4J6HTNWB

pith:2018:4J6HTNWBHT3F6RUFSCGRORYDBC

not attested not anchored not stored refs pending

Is 4C+29.48 a gamma-ray source?

K. \'E. Gab\'anyi, S. Frey, T. An

arxiv:1801.03124 v1 · 2018-01-09 · astro-ph.GA · astro-ph.HE

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

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	2026-05-18T00:16:27.276717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e27c79b6c13cf65f4685908d17470308be4a58a1ffcc5200ae0d75a98aa5caca

Aliases

arxiv: 1801.03124 · arxiv_version: 1801.03124v1 · doi: 10.48550/arxiv.1801.03124 · pith_short_12: 4J6HTNWBHT3F · pith_short_16: 4J6HTNWBHT3F6RUF · pith_short_8: 4J6HTNWB

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/4J6HTNWBHT3F6RUFSCGRORYDBC \
  | 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: e27c79b6c13cf65f4685908d17470308be4a58a1ffcc5200ae0d75a98aa5caca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "208db970240dd1ebeea118122be53f573ff39b92fd69dd2ec5e8be1f9f00499f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-09T20:06:58Z",
    "title_canon_sha256": "63b799fd1f0fbc3581fde534542a9a7b543a84f16543b22a583d39fb4bfae8d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03124",
    "kind": "arxiv",
    "version": 1
  }
}