Pith Number

pith:6BTDVZTK

pith:2026:6BTDVZTKT54UN6NTLQKNTAQR2X

not attested not anchored not stored refs pending

Compression of Polyconvex Envelopes of Isotropic Functions via Monotonic Input Convex Neural Networks

Julian Salmon, Timo Neumeier

arxiv:2607.01055 v1 · 2026-07-01 · math.NA · cs.CE · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BTDVZTKT54UN6NTLQKNTAQR2X}

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	2026-07-02T01:18:27.426581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0663ae66a9f7946f9b35c14d98211d5f90b05f8092f4b81db9410c9c47acfd9

Aliases

arxiv: 2607.01055 · arxiv_version: 2607.01055v1 · doi: 10.48550/arxiv.2607.01055 · pith_short_12: 6BTDVZTKT54U · pith_short_16: 6BTDVZTKT54UN6NT · pith_short_8: 6BTDVZTK

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/6BTDVZTKT54UN6NTLQKNTAQR2X \
  | 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: f0663ae66a9f7946f9b35c14d98211d5f90b05f8092f4b81db9410c9c47acfd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de1effcc2821efad2d9db253ece78cf597d84ce453cd54a3c4bbf05920a21513",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-01T15:19:47Z",
    "title_canon_sha256": "d798d455beb0b91289a8f33ccdedba6b804e069f2175058b2e8504a72edc4f11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01055",
    "kind": "arxiv",
    "version": 1
  }
}