Pith Number

pith:PASA3JRY

pith:2014:PASA3JRYPEOG224RMRRLBC6IYU

not attested not anchored not stored refs pending

A variational principle for impulsive semiflows

Carlos Vasquez, Jose F. Alves, Maria Carvalho

arxiv:1410.2372 v1 · 2014-10-09 · math.DS

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	2026-05-18T02:40:46.549456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78240da638791c6d6b916462b08bc8c5350805a14c2fd25d6946e91cdb5d1f39

Aliases

arxiv: 1410.2372 · arxiv_version: 1410.2372v1 · doi: 10.48550/arxiv.1410.2372 · pith_short_12: PASA3JRYPEOG · pith_short_16: PASA3JRYPEOG224R · pith_short_8: PASA3JRY

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/PASA3JRYPEOG224RMRRLBC6IYU \
  | 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: 78240da638791c6d6b916462b08bc8c5350805a14c2fd25d6946e91cdb5d1f39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "921aac1e689041bf775770d5092d47532429c70afa207a14cdd2fbec6b19e968",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-10-09T07:42:25Z",
    "title_canon_sha256": "45dad4b175b60ad89bddfcfd8cd87429ecbed10251ca1a479b3056560ed3b876"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2372",
    "kind": "arxiv",
    "version": 1
  }
}