Pith Number

pith:XBT3RFJ3

pith:2018:XBT3RFJ33CZCFPROR63W4VPKVY

not attested not anchored not stored refs pending

Persistent topology of the reionisation bubble network. I: Formalism & Phenomenology

Rien van de Weygaert, Willem Elbers

arxiv:1812.00462 v1 · 2018-12-02 · astro-ph.CO

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

Topological Signatures of Heating and Dark Matter in the 21 cm Forest

Receipt and verification

First computed	2026-05-17T23:49:02.818514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b867b8953bd8b222be2e8fb76e55eaae0dc33e562fa9e65acc17f80ad06d33ca

Aliases

arxiv: 1812.00462 · arxiv_version: 1812.00462v1 · doi: 10.48550/arxiv.1812.00462 · pith_short_12: XBT3RFJ33CZC · pith_short_16: XBT3RFJ33CZCFPRO · pith_short_8: XBT3RFJ3

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/XBT3RFJ33CZCFPROR63W4VPKVY \
  | 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: b867b8953bd8b222be2e8fb76e55eaae0dc33e562fa9e65acc17f80ad06d33ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7ec9580ef0d69b4e016212c4f33f99c1b57216266d6aebb20b48ebb0f734d5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-12-02T20:46:18Z",
    "title_canon_sha256": "30f6f50a89a7072d1452fd139f167796ea637757383bcfa7a9dc2b1b7ca907cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.00462",
    "kind": "arxiv",
    "version": 1
  }
}