Pith Number

pith:N3WOPAWK

pith:2016:N3WOPAWKB2HPOE7TKPMDRNB4JZ

not attested not anchored not stored refs pending

Heisenberg uniqueness pairs for some algebraic curves and surfaces

Deb Kumar Giri, R. K. Srivastava

arxiv:1605.06724 v6 · 2016-05-22 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N3WOPAWKB2HPOE7TKPMDRNB4JZ}

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	2026-05-18T00:47:59.027067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eece782ca0e8ef713f353d838b43c4e77002421cd065bd94e74427cef6a7e53

Aliases

arxiv: 1605.06724 · arxiv_version: 1605.06724v6 · doi: 10.48550/arxiv.1605.06724 · pith_short_12: N3WOPAWKB2HP · pith_short_16: N3WOPAWKB2HPOE7T · pith_short_8: N3WOPAWK

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/N3WOPAWKB2HPOE7TKPMDRNB4JZ \
  | 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: 6eece782ca0e8ef713f353d838b43c4e77002421cd065bd94e74427cef6a7e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ffc222fa26d5e94350661666fd17c6ad8a57eabea381981140f75e3f1363a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-05-22T01:13:17Z",
    "title_canon_sha256": "ff467fb5ab0e1cd6795f12b18db94b6366155640359e0b97143753b106006750"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06724",
    "kind": "arxiv",
    "version": 6
  }
}