Pith Number

pith:OPKZPN47

pith:2018:OPKZPN47YGAZ3D72GUIUDPLI35

not attested not anchored not stored refs pending

Measurement of higher-order stress-strain effects in granular materials undergoing non-uniform deformation

Ching S. Chang, Matthew R. Kuhn

arxiv:1807.11533 v1 · 2018-07-30 · cond-mat.soft · 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{OPKZPN47YGAZ3D72GUIUDPLI35}

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	2026-05-17T23:57:57.282123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73d597b79fc1819d8ffa351141bd68df5ee9e5138bac80468d172c79843feb71

Aliases

arxiv: 1807.11533 · arxiv_version: 1807.11533v1 · doi: 10.48550/arxiv.1807.11533 · pith_short_12: OPKZPN47YGAZ · pith_short_16: OPKZPN47YGAZ3D72 · pith_short_8: OPKZPN47

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/OPKZPN47YGAZ3D72GUIUDPLI35 \
  | 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: 73d597b79fc1819d8ffa351141bd68df5ee9e5138bac80468d172c79843feb71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "789df42445bce0037108be6963c33493985dce51d16334848a65dab61226a9b5",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2018-07-30T19:11:47Z",
    "title_canon_sha256": "9d883e56fd8717fa5f0e8a42377f83ec74c45031d1a9765abb479ead539310e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11533",
    "kind": "arxiv",
    "version": 1
  }
}