Pith Number

pith:JGYJQTDI

pith:2012:JGYJQTDII7PGZ3HHLOE2WARV3V

not attested not anchored not stored refs pending

A numerical retro-action model relates rocky coast erosion to percolation theory

Andrea Baldassarri, Bernard Sapoval, Simon F\'elix

arxiv:1202.4286 v1 · 2012-02-20 · cond-mat.stat-mech · 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{JGYJQTDII7PGZ3HHLOE2WARV3V}

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	2026-05-18T04:01:51.842658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49b0984c6847de6cece75b89ab0235dd60b0d79ca5e9a8328e80a14b6b5cb8c1

Aliases

arxiv: 1202.4286 · arxiv_version: 1202.4286v1 · doi: 10.48550/arxiv.1202.4286 · pith_short_12: JGYJQTDII7PG · pith_short_16: JGYJQTDII7PGZ3HH · pith_short_8: JGYJQTDI

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/JGYJQTDII7PGZ3HHLOE2WARV3V \
  | 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: 49b0984c6847de6cece75b89ab0235dd60b0d79ca5e9a8328e80a14b6b5cb8c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04262eccb9b733450e42ecd08171aa3c2f8bc7486cd786ee068762fb3040cb0a",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2012-02-20T10:40:32Z",
    "title_canon_sha256": "7ac177228ed189d2240b48db1d0cb5fd69cdeb795bb22602408bf2e2512b2709"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4286",
    "kind": "arxiv",
    "version": 1
  }
}