Pith Number

pith:J2IMAFKS

pith:2012:J2IMAFKSZ2KVHPYGLFCXAJAPWZ

not attested not anchored not stored refs pending

A criterion for detecting the identifiability of symmetric tensors of size three

Edoardo Ballico, Luca Chiantini

arxiv:1202.1741 v1 · 2012-02-08 · 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{J2IMAFKSZ2KVHPYGLFCXAJAPWZ}

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	2026-05-18T04:02:51.187640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e90c01552ce9553bf06594570240fb669062a52b4fb58b4eec03a556ab3cb65

Aliases

arxiv: 1202.1741 · arxiv_version: 1202.1741v1 · doi: 10.48550/arxiv.1202.1741 · pith_short_12: J2IMAFKSZ2KV · pith_short_16: J2IMAFKSZ2KVHPYG · pith_short_8: J2IMAFKS

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/J2IMAFKSZ2KVHPYGLFCXAJAPWZ \
  | 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: 4e90c01552ce9553bf06594570240fb669062a52b4fb58b4eec03a556ab3cb65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d18581f546f0b370327b801e01f74b9f2eaa5a314ea89891f1d2aadb7cc8b67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-02-08T15:42:40Z",
    "title_canon_sha256": "2c72e9da228f0e43ea8ab5964230d14e9d1fce3089904d3e420ee4e618b1a687"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1741",
    "kind": "arxiv",
    "version": 1
  }
}