Pith Number

pith:PE3JKZ7N

pith:2025:PE3JKZ7NFMILOUNCC6JR3WZZQR

not attested not anchored not stored refs pending

Shape Morphing Metamaterials

Corentin Coulais, Katia Bertoldi, Krzysztof K. Dudek, Muamer Kadic

arxiv:2501.14804 v1 · 2025-01-14 · physics.app-ph · 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{PE3JKZ7NFMILOUNCC6JR3WZZQR}

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	2026-07-05T10:05:18.748906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79369567ed2b10b751a217931ddb3984443d06b3a9f6123f1afcabb3d4927d19

Aliases

arxiv: 2501.14804 · arxiv_version: 2501.14804v1 · doi: 10.48550/arxiv.2501.14804 · pith_short_12: PE3JKZ7NFMIL · pith_short_16: PE3JKZ7NFMILOUNC · pith_short_8: PE3JKZ7N

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/PE3JKZ7NFMILOUNCC6JR3WZZQR \
  | 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: 79369567ed2b10b751a217931ddb3984443d06b3a9f6123f1afcabb3d4927d19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a179409f88c2a0d388c99132eadb805808917a58eaa029876ce4b53e12b3d02",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2025-01-14T18:29:49Z",
    "title_canon_sha256": "ae5ba9edbf3dfe9ba0d584d8b59009127ddfe571f16278a17f70d134f211bc27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14804",
    "kind": "arxiv",
    "version": 1
  }
}