Pith Number

pith:FBQCJ3KL

pith:2014:FBQCJ3KLA7SX6OYMP6KZINSI3B

not attested not anchored not stored refs pending

Smaller SDP for SOS Decomposition

Bican Xia, Liyun Dai

arxiv:1407.2679 v3 · 2014-07-10 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBQCJ3KLA7SX6OYMP6KZINSI3B}

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	2026-05-18T02:30:15.494897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

286024ed4b07e57f3b0c7f95943648d87a9b447fadc2da8e9c9ff98c9496a253

Aliases

arxiv: 1407.2679 · arxiv_version: 1407.2679v3 · doi: 10.48550/arxiv.1407.2679 · pith_short_12: FBQCJ3KLA7SX · pith_short_16: FBQCJ3KLA7SX6OYM · pith_short_8: FBQCJ3KL

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/FBQCJ3KLA7SX6OYMP6KZINSI3B \
  | 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: 286024ed4b07e57f3b0c7f95943648d87a9b447fadc2da8e9c9ff98c9496a253

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26eb09b8cc1c141f03de017dfc937c7b695ffc0ab879603b4025b4798120aa8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-07-10T02:57:59Z",
    "title_canon_sha256": "ab8765cfa1dbe6055730db82f497612c1f8bc5008994e23a1dad851491841f60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2679",
    "kind": "arxiv",
    "version": 3
  }
}