Pith Number

pith:RJVS7FF7

pith:2009:RJVS7FF7KSLFKTRSLDROPHC5G6

not attested not anchored not stored refs pending

Hyperstaticity and loops in frictional granular packings

Antoinette Tordesillas, Edward Lam, Philip T. Metzger

arxiv:0906.1703 v1 · 2009-06-09 · 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{RJVS7FF7KSLFKTRSLDROPHC5G6}

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	2026-05-18T02:13:21.281581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6b2f94bf5496554e3258e2e79c5d37a957b149e3257868f9e86280937002b3

Aliases

arxiv: 0906.1703 · arxiv_version: 0906.1703v1 · doi: 10.48550/arxiv.0906.1703 · pith_short_12: RJVS7FF7KSLF · pith_short_16: RJVS7FF7KSLFKTRS · pith_short_8: RJVS7FF7

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/RJVS7FF7KSLFKTRSLDROPHC5G6 \
  | 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: 8a6b2f94bf5496554e3258e2e79c5d37a957b149e3257868f9e86280937002b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd415d921bef042a3581cd4710e9cf272ec8f76fd0832e5c6150994cd05077fd",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-06-09T11:58:27Z",
    "title_canon_sha256": "0057b6979fedd98b4756fb42dcad9f0d31c395472e177e8a79fe79350c6cdb57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1703",
    "kind": "arxiv",
    "version": 1
  }
}