Pith Number

pith:RRIBDEBJ

pith:2012:RRIBDEBJSBN5VQCHSJRENF4YHW

not attested not anchored not stored refs pending

Spectra of measures and wandering vectors

Dorin Ervin Dutkay, Palle E.T. Jorgensen

arxiv:1209.0664 v1 · 2012-09-04 · math.FA

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	2026-05-18T03:46:17.529626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c50119029905bdac04792624697983d922b74dd1114bd4841baa68e18b6686f

Aliases

arxiv: 1209.0664 · arxiv_version: 1209.0664v1 · doi: 10.48550/arxiv.1209.0664 · pith_short_12: RRIBDEBJSBN5 · pith_short_16: RRIBDEBJSBN5VQCH · pith_short_8: RRIBDEBJ

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/RRIBDEBJSBN5VQCHSJRENF4YHW \
  | 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: 8c50119029905bdac04792624697983d922b74dd1114bd4841baa68e18b6686f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a399b012daffc06231404fd7209a02ae2079a39b03bbfe119ce1ab2b7a9e6fc3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-09-04T15:01:08Z",
    "title_canon_sha256": "de67246788d42336e1737d2954840c8ed2f96d9a18aa70da1892ddeab64d0fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0664",
    "kind": "arxiv",
    "version": 1
  }
}