Pith Number

pith:IIQITBRA

pith:2019:IIQITBRA7X7WD25ZH2RLZDPQKZ

not attested not anchored not stored refs pending

Identification of second-gradient elastic materials from planar hexagonal lattices. Part II: Mechanical characteristics and model validation

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

arxiv:1908.01640 v1 · 2019-08-05 · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IIQITBRA7X7WD25ZH2RLZDPQKZ}

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	2026-07-04T23:51:32.449136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4220898620fdff61ebb93ea2bc8df056771df2f008bc6cf0bcab7e4786c53742

Aliases

arxiv: 1908.01640 · arxiv_version: 1908.01640v1 · doi: 10.48550/arxiv.1908.01640 · pith_short_12: IIQITBRA7X7W · pith_short_16: IIQITBRA7X7WD25Z · pith_short_8: IIQITBRA

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/IIQITBRA7X7WD25ZH2RLZDPQKZ \
  | 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: 4220898620fdff61ebb93ea2bc8df056771df2f008bc6cf0bcab7e4786c53742

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe7d7eed40454723740407f085241d62178c976211a1f9dd6fb1be50f971d4e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2019-08-05T14:16:53Z",
    "title_canon_sha256": "640225b580dacae995d8c2d5b2196779731b37e2c9d85c18ec7238635e9b8ab9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01640",
    "kind": "arxiv",
    "version": 1
  }
}