Pith Number

pith:ZAYDGA2P

pith:2018:ZAYDGA2PNLHFANNRTAB5DLXPA6

not attested not anchored not stored refs pending

Topological Classification Table Implemented with Classical Passive Meta-Materials

Emil Prodan, Yafis Barlas

arxiv:1805.05828 v3 · 2018-05-15 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAYDGA2PNLHFANNRTAB5DLXPA6}

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	2026-05-18T00:04:23.169274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c83033034f6ace5035b19803d1aeef07b768aade3f09f8321bc4993a02cc8a6c

Aliases

arxiv: 1805.05828 · arxiv_version: 1805.05828v3 · doi: 10.48550/arxiv.1805.05828 · pith_short_12: ZAYDGA2PNLHF · pith_short_16: ZAYDGA2PNLHFANNR · pith_short_8: ZAYDGA2P

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/ZAYDGA2PNLHFANNRTAB5DLXPA6 \
  | 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: c83033034f6ace5035b19803d1aeef07b768aade3f09f8321bc4993a02cc8a6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22b1831a4c801a60ce6a157a43cc837f860b198a2460123d29f31ec1425fc8c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-05-15T14:48:10Z",
    "title_canon_sha256": "f3d0b6f23a0c83eee7430ca513cd35eea67da8844db6af91f58674c493b995bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05828",
    "kind": "arxiv",
    "version": 3
  }
}