Pith Number

pith:Y3YR7QX4

pith:2009:Y3YR7QX4DZ4KUXUQ4EIVZEEXH5

not attested not anchored not stored refs pending

Critical behaviors of sheared frictionless granular materials near jamming transition

Hisao Hayakawa, Michio Otsuki

arxiv:0904.3267 v2 · 2009-04-21 · cond-mat.stat-mech · 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{Y3YR7QX4DZ4KUXUQ4EIVZEEXH5}

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	2026-05-18T02:13:58.497105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6f11fc2fc1e78aa5e90e1115c90973f7275b97a64e124facc286108ed72ab5b

Aliases

arxiv: 0904.3267 · arxiv_version: 0904.3267v2 · doi: 10.48550/arxiv.0904.3267 · pith_short_12: Y3YR7QX4DZ4K · pith_short_16: Y3YR7QX4DZ4KUXUQ · pith_short_8: Y3YR7QX4

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/Y3YR7QX4DZ4KUXUQ4EIVZEEXH5 \
  | 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: c6f11fc2fc1e78aa5e90e1115c90973f7275b97a64e124facc286108ed72ab5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08cb39ec646cb2e874a77ac1f188d122ca29591340fc1392cd6f88921cb6ffd6",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-04-21T15:06:56Z",
    "title_canon_sha256": "56e633c1e77992baff4bf461684daf126b44eb100a57894ac0395a6dc2976764"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3267",
    "kind": "arxiv",
    "version": 2
  }
}