Pith Number

pith:7FVJ2XZI

pith:2019:7FVJ2XZIL57J6AVRX2SK7POKP7

not attested not anchored not stored refs pending

Heterogeneity and patterning in the quasi-static behavior of granular materials

Matthew R. Kuhn

arxiv:1901.07350 v1 · 2019-01-06 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FVJ2XZIL57J6AVRX2SK7POKP7}

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	2026-05-17T23:55:47.222271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f96a9d5f285f7e9f02b1bea4afbdca7ff285386ddce085f74c03c5360b83d316

Aliases

arxiv: 1901.07350 · arxiv_version: 1901.07350v1 · doi: 10.48550/arxiv.1901.07350 · pith_short_12: 7FVJ2XZIL57J · pith_short_16: 7FVJ2XZIL57J6AVR · pith_short_8: 7FVJ2XZI

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/7FVJ2XZIL57J6AVRX2SK7POKP7 \
  | 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: f96a9d5f285f7e9f02b1bea4afbdca7ff285386ddce085f74c03c5360b83d316

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c224952d112579075fb99aefe7a1db30b780f1db0443c25dfa60b7fbca7a396",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-01-06T22:42:26Z",
    "title_canon_sha256": "3a9007b55b2b10d55811cf16babadcf0b663902befbac1a2928aa112b332bf6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07350",
    "kind": "arxiv",
    "version": 1
  }
}