Pith Number

pith:JEFEAVIV

pith:2007:JEFEAVIVIXLZIACYXWIR23IMSS

not attested not anchored not stored refs pending

Separable states and positive maps

Erling St{\o}rmer

arxiv:0710.3071 v2 · 2007-10-16 · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEFEAVIVIXLZIACYXWIR23IMSS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-05-18T01:18:18.783519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490a40551545d7940058bd911d6d0c94922765d45abf2b0f5932045cb19bb6ec

Aliases

arxiv: 0710.3071 · arxiv_version: 0710.3071v2 · doi: 10.48550/arxiv.0710.3071 · pith_short_12: JEFEAVIVIXLZ · pith_short_16: JEFEAVIVIXLZIACY · pith_short_8: JEFEAVIV

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/JEFEAVIVIXLZIACYXWIR23IMSS \
  | 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: 490a40551545d7940058bd911d6d0c94922765d45abf2b0f5932045cb19bb6ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83f40f9f19c2312f9fe9734a22551b3fa5b1c14283db709b0f55fb10f519540b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.OA",
    "submitted_at": "2007-10-16T14:42:12Z",
    "title_canon_sha256": "5c1c06be26facce113fbb2c99473b01cd59ecde33797c5b67c4ca7b6f21ad360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0710.3071",
    "kind": "arxiv",
    "version": 2
  }
}