Pith Number

pith:M5ZPBDJ5

pith:2019:M5ZPBDJ5CYFO7NO5MTU4YRUAKD

not attested not anchored not stored refs pending

Grain Deformation of Fractured Sandstone and Stokes Local-rotation of Material Line

Chundi Feng, Dongjie Yang, Rendong Huang, Yaguang Qin

arxiv:1908.05454 v1 · 2019-08-15 · physics.geo-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{M5ZPBDJ5CYFO7NO5MTU4YRUAKD}

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	2026-07-04T23:56:52.298944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6772f08d3d160aefb5dd64e9cc468050c74599d9ac6559aeb4f221ae57e66649

Aliases

arxiv: 1908.05454 · arxiv_version: 1908.05454v1 · doi: 10.48550/arxiv.1908.05454 · pith_short_12: M5ZPBDJ5CYFO · pith_short_16: M5ZPBDJ5CYFO7NO5 · pith_short_8: M5ZPBDJ5

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/M5ZPBDJ5CYFO7NO5MTU4YRUAKD \
  | 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: 6772f08d3d160aefb5dd64e9cc468050c74599d9ac6559aeb4f221ae57e66649

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b91925279ae454af4b4524f30d680e6801e0be57fa326cf0b9d8377455bd6fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-08-15T08:12:41Z",
    "title_canon_sha256": "f98a9c08ee7266addf0f563bb179096c46f67451aa1b7553a78299dbb0eb5f8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05454",
    "kind": "arxiv",
    "version": 1
  }
}