Pith Number

pith:FOQJHNNA

pith:2014:FOQJHNNAG7YC67NTUHGPCBAZ4A

not attested not anchored not stored refs pending

On the Sequential Multiknapsack polytope

Paolo Detti

arxiv:1406.3131 v1 · 2014-06-12 · 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{FOQJHNNAG7YC67NTUHGPCBAZ4A}

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	2026-05-18T02:49:52.971779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ba093b5a037f02f7db3a1ccf10419e001c48365a711113f186487a9f30bec25

Aliases

arxiv: 1406.3131 · arxiv_version: 1406.3131v1 · doi: 10.48550/arxiv.1406.3131 · pith_short_12: FOQJHNNAG7YC · pith_short_16: FOQJHNNAG7YC67NT · pith_short_8: FOQJHNNA

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/FOQJHNNAG7YC67NTUHGPCBAZ4A \
  | 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: 2ba093b5a037f02f7db3a1ccf10419e001c48365a711113f186487a9f30bec25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cdd9d0094ae9900a60126d2d8f4eb4dd82f028e255e739ee0541552c420a6f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-06-12T06:52:05Z",
    "title_canon_sha256": "d35b44799f2c0eac4bd6c1666c7764cf3ebb95a26b9b4ff8deb506916598012a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3131",
    "kind": "arxiv",
    "version": 1
  }
}