Pith Number

pith:PTYD4EEH

pith:2018:PTYD4EEHREQ7STQKWGXFH65SNG

not attested not anchored not stored refs pending

Progenitors of gravitational wave mergers: Binary evolution with the stellar grid-based code ComBinE

Matthias U. Kruckow, Michael Kramer, Norbert Langer, Robert G. Izzard, Thomas M. Tauris

arxiv:1801.05433 v3 · 2018-01-16 · astro-ph.SR · astro-ph.CO · 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.

Cited by

1 paper in Pith

Probing the origin of the kilonova candidate GRB 230307A: analysis of host galaxy and offset

Receipt and verification

First computed	2026-05-18T00:08:15.558130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cf03e10878921f94e0ab1ae53fbb2699265970b2c0d19e9b479a47d33268c52

Aliases

arxiv: 1801.05433 · arxiv_version: 1801.05433v3 · doi: 10.48550/arxiv.1801.05433 · pith_short_12: PTYD4EEHREQ7 · pith_short_16: PTYD4EEHREQ7STQK · pith_short_8: PTYD4EEH

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/PTYD4EEHREQ7STQKWGXFH65SNG \
  | 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: 7cf03e10878921f94e0ab1ae53fbb2699265970b2c0d19e9b479a47d33268c52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64aa18ee46d9ccba9a7de6364de1a07d1cd5f7246c2bc43accc2137d4f942ec8",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-01-16T19:00:05Z",
    "title_canon_sha256": "445868b186f03767095a2e4aa8c582bad1449569c2e3edcc28354b6eef7027e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05433",
    "kind": "arxiv",
    "version": 3
  }
}