Pith Number

pith:Z3LDIQSC

pith:2018:Z3LDIQSCBMPN7RSSVSDHFMXEC6

not attested not anchored not stored refs pending

Radio sky maps of the GRB 170817A afterglow from simulations

Andrew MacFadyen, Jonathan Zrake, Xiaoyi Xie

arxiv:1806.06848 v2 · 2018-06-18 · 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	2026-05-18T00:05:04.790351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ced63442420b1edfc652ac8672b2e417a6f008472237fd4411015a38c7472ac4

Aliases

arxiv: 1806.06848 · arxiv_version: 1806.06848v2 · doi: 10.48550/arxiv.1806.06848 · pith_short_12: Z3LDIQSCBMPN · pith_short_16: Z3LDIQSCBMPN7RSS · pith_short_8: Z3LDIQSC

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/Z3LDIQSCBMPN7RSSVSDHFMXEC6 \
  | 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: ced63442420b1edfc652ac8672b2e417a6f008472237fd4411015a38c7472ac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351d0acfd5785764ca3da16563c25853de3c71e16dc0eaf33fa942be715f58cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-18T17:56:31Z",
    "title_canon_sha256": "4e22c009b23c9f8cd3264040c23180804b436004ff384322cc0e114e877e99ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06848",
    "kind": "arxiv",
    "version": 2
  }
}