Pith Number

pith:GRBMDMVD

pith:2016:GRBMDMVDVOK75XEXRIYV2WZFE6

not attested not anchored not stored refs pending

Symbolic computation in hyperbolic programming

Daniel Plaumann, Simone Naldi

arxiv:1612.07340 v2 · 2016-12-21 · 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{GRBMDMVDVOK75XEXRIYV2WZFE6}

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	2026-05-18T00:24:22.717237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3442c1b2a3ab95fedc978a315d5b25279c5521dd234a72a4cbec0cb3ff38c2f9

Aliases

arxiv: 1612.07340 · arxiv_version: 1612.07340v2 · doi: 10.48550/arxiv.1612.07340 · pith_short_12: GRBMDMVDVOK7 · pith_short_16: GRBMDMVDVOK75XEX · pith_short_8: GRBMDMVD

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/GRBMDMVDVOK75XEXRIYV2WZFE6 \
  | 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: 3442c1b2a3ab95fedc978a315d5b25279c5521dd234a72a4cbec0cb3ff38c2f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3251cf2a43df715963c9136dd8a21e96eaae828e0f0a3bb9b1283c126e6787c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-12-21T21:20:14Z",
    "title_canon_sha256": "9276eb69c7d7c1f8fe25c300081ad16c348890b80c67b9027a74c56c728472ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07340",
    "kind": "arxiv",
    "version": 2
  }
}