Pith Number

pith:6QEXS6GC

pith:2017:6QEXS6GCNKA57XM67YTKJOILVD

not attested not anchored not stored refs pending

A characteristic lengthscale causes anomalous size effects and boundary programmability in mechanical metamaterials

Chris Kettenis, Corentin Coulais, Martin van Hecke

arxiv:1708.04643 v1 · 2017-08-15 · cond-mat.soft · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6QEXS6GCNKA57XM67YTKJOILVD}

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	2026-05-18T00:23:34.226751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4097978c26a81dfdd9efe26a4b90ba8dfd02f6ea2844aec8da41ff3fe74159c

Aliases

arxiv: 1708.04643 · arxiv_version: 1708.04643v1 · doi: 10.48550/arxiv.1708.04643 · pith_short_12: 6QEXS6GCNKA5 · pith_short_16: 6QEXS6GCNKA57XM6 · pith_short_8: 6QEXS6GC

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/6QEXS6GCNKA57XM67YTKJOILVD \
  | 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: f4097978c26a81dfdd9efe26a4b90ba8dfd02f6ea2844aec8da41ff3fe74159c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1d0dabe068b06e13094a2b51805366632cd297be094aff4d106320b0d3c3d05",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-08-15T18:51:27Z",
    "title_canon_sha256": "6d75441f806937b27d1230c588d1c397104e355ec8267d39ec8fcb83fd70a6f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04643",
    "kind": "arxiv",
    "version": 1
  }
}