Pith Number

pith:PQ3AJNSO

pith:2017:PQ3AJNSOTUYLYEAUNOK5ITPLQ6

not attested not anchored not stored refs pending

Material Optimization in Transverse Electromagnetic Scattering Applications

Johannes Semmler, Lukas Pflug, Michael Stingl

arxiv:1707.04137 v1 · 2017-07-13 · 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{PQ3AJNSOTUYLYEAUNOK5ITPLQ6}

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	2026-05-18T00:40:22.546677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c3604b64e9d30bc10146b95d44deb87ad21edfcc30b14d1b675bbab4b43726d

Aliases

arxiv: 1707.04137 · arxiv_version: 1707.04137v1 · doi: 10.48550/arxiv.1707.04137 · pith_short_12: PQ3AJNSOTUYL · pith_short_16: PQ3AJNSOTUYLYEAU · pith_short_8: PQ3AJNSO

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/PQ3AJNSOTUYLYEAUNOK5ITPLQ6 \
  | 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: 7c3604b64e9d30bc10146b95d44deb87ad21edfcc30b14d1b675bbab4b43726d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d5d7d6f744d44f50eade67846b1b6fce05d308ae42fb44ead7369fae650575",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-07-13T14:14:28Z",
    "title_canon_sha256": "e6f21872c6a419c9db11da62c441d80ae1505fdbc2b526698db429f5d16857f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04137",
    "kind": "arxiv",
    "version": 1
  }
}