Pith Number

pith:OAI2JLHL

pith:2018:OAI2JLHLE6CNVIXORQRNW5MIPX

not attested not anchored not stored refs pending

Evolutionary Models for 15 Galactic Supernova Remnants with New Distances

D.A. Leahy, S. Ranasinghe

arxiv:1808.04716 v2 · 2018-08-14 · 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	2026-05-18T00:03:15.383066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7011a4aceb2784daa2ee8c22db75887dfbb91c84907afe0b3244927ad5baf9ab

Aliases

arxiv: 1808.04716 · arxiv_version: 1808.04716v2 · doi: 10.48550/arxiv.1808.04716 · pith_short_12: OAI2JLHLE6CN · pith_short_16: OAI2JLHLE6CNVIXO · pith_short_8: OAI2JLHL

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/OAI2JLHLE6CNVIXORQRNW5MIPX \
  | 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: 7011a4aceb2784daa2ee8c22db75887dfbb91c84907afe0b3244927ad5baf9ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f31668472e919fee66c367f2170ba266fd31735d387dd16a8a8236bc0ee739",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-14T14:27:03Z",
    "title_canon_sha256": "2d4ebf2a856f13c4a4ab28c63ba9122c1dd7aec6efcb64e503cd47e84c9e7e27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04716",
    "kind": "arxiv",
    "version": 2
  }
}