Pith Number

pith:6CZZY42I

pith:2019:6CZZY42IWWUNTGGDEZNRC4WZUL

not attested not anchored not stored refs pending

Identification of second-gradient elastic materials from planar hexagonal lattices. Part I: Analytical derivation of equivalent constitutive tensors

D. Bigoni, D. Veber, F. Dal Corso, G. Rizzi

arxiv:1908.01568 v1 · 2019-08-05 · physics.class-ph

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CZZY42IWWUNTGGDEZNRC4WZUL}

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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	2026-07-04T23:51:31.686765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0b39c7348b5a8d998c3265b1172d9a2fd6beeb0a9593a1d44ca0a7bd0738e45

Aliases

arxiv: 1908.01568 · arxiv_version: 1908.01568v1 · doi: 10.48550/arxiv.1908.01568 · pith_short_12: 6CZZY42IWWUN · pith_short_16: 6CZZY42IWWUNTGGD · pith_short_8: 6CZZY42I

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/6CZZY42IWWUNTGGDEZNRC4WZUL \
  | 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: f0b39c7348b5a8d998c3265b1172d9a2fd6beeb0a9593a1d44ca0a7bd0738e45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68773c6953b903dd6204408cb3fb2c433f907b9fff45683621d3144616c88896",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2019-08-05T11:42:43Z",
    "title_canon_sha256": "4f2b00402409e9c4ec9405c3d74464453c2b33b9639164591e1fdb5b73799ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01568",
    "kind": "arxiv",
    "version": 1
  }
}