Pith Number

pith:Y4PR5L4U

pith:2025:Y4PR5L4UUHCT6RWALNJDRFUAH7

not attested not anchored not stored refs pending

Second-order prestress stability and third-order rigidity of polyhedral surfaces

Zeyuan He

arxiv:2506.22019 v1 · 2025-06-27 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4PR5L4UUHCT6RWALNJDRFUAH7}

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	2026-07-05T11:28:20.500854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c71f1eaf94a1c53f46c05b523896803fc9f81ea9b0529be4b667cd608c95d458

Aliases

arxiv: 2506.22019 · arxiv_version: 2506.22019v1 · doi: 10.48550/arxiv.2506.22019 · pith_short_12: Y4PR5L4UUHCT · pith_short_16: Y4PR5L4UUHCT6RWA · pith_short_8: Y4PR5L4U

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/Y4PR5L4UUHCT6RWALNJDRFUAH7 \
  | 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: c71f1eaf94a1c53f46c05b523896803fc9f81ea9b0529be4b667cd608c95d458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a71670d1ce433e32074bf7ccc581644bffc9e30321fd7a5b33863304b1ad027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2025-06-27T08:39:15Z",
    "title_canon_sha256": "007b8bb84dbce4f5f36a4a5f4413d07271e8ea17acf47c97ea9020b0a75166b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.22019",
    "kind": "arxiv",
    "version": 1
  }
}