Pith Number

pith:5MOOSZNU

pith:2017:5MOOSZNUP7N7YBE6QUIE4GC3H3

not attested not anchored not stored refs pending

On the minimum trace norm of (0,1)-matrices

Natalia Agudelo, Vladimir Nikiforov

arxiv:1703.00859 v3 · 2017-03-02 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5MOOSZNUP7N7YBE6QUIE4GC3H3}

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	2026-05-18T00:48:25.743991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb1ce965b47fdbfc049e85104e185b3ef1773c1581d987333594eb26b29706ae

Aliases

arxiv: 1703.00859 · arxiv_version: 1703.00859v3 · doi: 10.48550/arxiv.1703.00859 · pith_short_12: 5MOOSZNUP7N7 · pith_short_16: 5MOOSZNUP7N7YBE6 · pith_short_8: 5MOOSZNU

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/5MOOSZNUP7N7YBE6QUIE4GC3H3 \
  | 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: eb1ce965b47fdbfc049e85104e185b3ef1773c1581d987333594eb26b29706ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21bd01f8c794490ec9c8da5f3a1dadc19a185826ca33decb4204e5eff14f8fdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2017-03-02T17:21:56Z",
    "title_canon_sha256": "cca7327904d91eddca3aa2525c0ea36316465228cbb65ffd4ab23e7c46fb9032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00859",
    "kind": "arxiv",
    "version": 3
  }
}