Pith Number

pith:ZMHY5WXP

pith:2011:ZMHY5WXPLTNGP5HPEIA3XGA3MX

not attested not anchored not stored refs pending

On the identifiability of binary Segre products

Cristiano Bocci, Luca Chiantini

arxiv:1105.3643 v1 · 2011-05-18 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZMHY5WXPLTNGP5HPEIA3XGA3MX}

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	2026-05-18T04:21:52.179405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb0f8edaef5cda67f4ef2201bb981b65c24d5c94d97f1b99bf99cb45726b9617

Aliases

arxiv: 1105.3643 · arxiv_version: 1105.3643v1 · doi: 10.48550/arxiv.1105.3643 · pith_short_12: ZMHY5WXPLTNG · pith_short_16: ZMHY5WXPLTNGP5HP · pith_short_8: ZMHY5WXP

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/ZMHY5WXPLTNGP5HPEIA3XGA3MX \
  | 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: cb0f8edaef5cda67f4ef2201bb981b65c24d5c94d97f1b99bf99cb45726b9617

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "887aa66714401738f6914678c64621e6b3f7aa181d443dc241df79aaf49702cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-05-18T14:21:19Z",
    "title_canon_sha256": "61a30aa8359d6904afd71bddd62522eb9297b6e419b84229c1df40cb8c2b6abe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3643",
    "kind": "arxiv",
    "version": 1
  }
}