Pith Number

pith:7UOYDZ5K

pith:2010:7UOYDZ5KZQYAW2RGXQDMAOIH22

not attested not anchored not stored refs pending

Density profiles of loose and collapsed cohesive granular structures generated by ballistic deposition

Dirk Kadau, Hans J. Herrmann

arxiv:1010.5339 v2 · 2010-10-26 · cond-mat.soft · cond-mat.mtrl-sci · cond-mat.stat-mech · physics.comp-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{7UOYDZ5KZQYAW2RGXQDMAOIH22}

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	2026-05-18T04:27:03.610027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd1d81e7aacc300b6a26bc06c03907d69c35eb7162ee26408f08e4955c3a9e2c

Aliases

arxiv: 1010.5339 · arxiv_version: 1010.5339v2 · doi: 10.48550/arxiv.1010.5339 · pith_short_12: 7UOYDZ5KZQYA · pith_short_16: 7UOYDZ5KZQYAW2RG · pith_short_8: 7UOYDZ5K

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/7UOYDZ5KZQYAW2RGXQDMAOIH22 \
  | 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: fd1d81e7aacc300b6a26bc06c03907d69c35eb7162ee26408f08e4955c3a9e2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5dda0d92d32dee71e657221b6855bbe7f98c25ac33dd369628e037a98523020",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.stat-mech",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2010-10-26T09:10:51Z",
    "title_canon_sha256": "bc3ad14566a91cd847a944532a0530e76ed81c0ad03fda33fad5120553b79281"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5339",
    "kind": "arxiv",
    "version": 2
  }
}