Pith Number

pith:77MRJ7DU

pith:2017:77MRJ7DULFI7GTXYN63IEEPQAW

not attested not anchored not stored refs pending

Static non-reciprocity in mechanical metamaterials

Andrea Al\`u, Corentin Coulais, Dimitrios Sounas

arxiv:1704.03305 v1 · 2017-04-04 · physics.class-ph · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{77MRJ7DULFI7GTXYN63IEEPQAW}

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	2026-05-18T00:46:32.908929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffd914fc745951f34ef86fb68211f0058dd82cea8f403bbf0a675447edb6f3e5

Aliases

arxiv: 1704.03305 · arxiv_version: 1704.03305v1 · doi: 10.48550/arxiv.1704.03305 · pith_short_12: 77MRJ7DULFI7 · pith_short_16: 77MRJ7DULFI7GTXY · pith_short_8: 77MRJ7DU

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/77MRJ7DULFI7GTXYN63IEEPQAW \
  | 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: ffd914fc745951f34ef86fb68211f0058dd82cea8f403bbf0a675447edb6f3e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dee6a46500345bc36a1b5b46902e5f2e556a50667391a0deb6f6ab6e8934823",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2017-04-04T18:21:08Z",
    "title_canon_sha256": "99c919ad3c492f0634ec1bd03972658ad0ac9e9a6a6b88b3837e0bddc44ada70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03305",
    "kind": "arxiv",
    "version": 1
  }
}