Pith Number

pith:6PAIRIEC

pith:2026:6PAIRIECM64RZYQGLP77TJAMM6

not attested not anchored not stored refs pending

De-risking solutions to optimization problems

Blake Sisson, Daniel Bienstock

arxiv:2605.28240 v1 · 2026-05-27 · 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{6PAIRIECM64RZYQGLP77TJAMM6}

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	2026-05-28T01:05:03.792257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c088a08267b91ce2065bfff9a40c67b0b519bf5e913753f73d2d284c9e1395

Aliases

arxiv: 2605.28240 · arxiv_version: 2605.28240v1 · doi: 10.48550/arxiv.2605.28240 · pith_short_12: 6PAIRIECM64R · pith_short_16: 6PAIRIECM64RZYQG · pith_short_8: 6PAIRIEC

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/6PAIRIECM64RZYQGLP77TJAMM6 \
  | 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: f3c088a08267b91ce2065bfff9a40c67b0b519bf5e913753f73d2d284c9e1395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ae528f548245484eeba3cdf1aecc89925ade81f5c9ca7fba3b1752cdc8c0e9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-05-27T09:55:16Z",
    "title_canon_sha256": "827a4ab57cca8d66012a9eb1ce55c52ed9113aa8b2b73ecc7138dbe23b555328"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28240",
    "kind": "arxiv",
    "version": 1
  }
}