Pith Number

pith:RWRWYXXZ

pith:2018:RWRWYXXZLHAZUZ5ZERK7JKJVRM

not attested not anchored not stored refs pending

Optimization Method in 2D Thermal Cloaking Problems

Dmitry Tereshko, Gennady Alekseev

arxiv:1808.01317 v1 · 2018-07-27 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWRWYXXZLHAZUZ5ZERK7JKJVRM}

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	2026-05-18T00:08:53.396434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8da36c5ef959c19a67b92455f4a9358b3b039442c88cb885a429c395bdd6a025

Aliases

arxiv: 1808.01317 · arxiv_version: 1808.01317v1 · doi: 10.48550/arxiv.1808.01317 · pith_short_12: RWRWYXXZLHAZ · pith_short_16: RWRWYXXZLHAZUZ5Z · pith_short_8: RWRWYXXZ

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/RWRWYXXZLHAZUZ5ZERK7JKJVRM \
  | 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: 8da36c5ef959c19a67b92455f4a9358b3b039442c88cb885a429c395bdd6a025

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f37186f90dbca8db9d4156deb2ad7dd25df782c72143fb39ac0ba17b6650349d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2018-07-27T09:51:22Z",
    "title_canon_sha256": "32377430f56e499048be141ec8355be185d5c20a8c59d0f24c10f03946d3f4b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01317",
    "kind": "arxiv",
    "version": 1
  }
}