Pith Number

pith:MFBFCTVB

pith:2018:MFBFCTVBTABOJ45UUGRQGWIFSC

not attested not anchored not stored refs pending

A geometrical aperture-width relationship for rock fractures

Behzad Ghanbarian, Edmund Perfect, Hui-Hai Liu

arxiv:1807.01383 v1 · 2018-07-03 · physics.geo-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MFBFCTVBTABOJ45UUGRQGWIFSC}

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	2026-05-17T23:40:41.695092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6142514ea19802e4f3b4a1a303590590b392b53c8d1aa99d1b0d58c26f3da502

Aliases

arxiv: 1807.01383 · arxiv_version: 1807.01383v1 · doi: 10.48550/arxiv.1807.01383 · pith_short_12: MFBFCTVBTABO · pith_short_16: MFBFCTVBTABOJ45U · pith_short_8: MFBFCTVB

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/MFBFCTVBTABOJ45UUGRQGWIFSC \
  | 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: 6142514ea19802e4f3b4a1a303590590b392b53c8d1aa99d1b0d58c26f3da502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92bcae5b6d3415ea337bcb9b65ef75da4e67adcc752eeab91c65eeb817f45079",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2018-07-03T22:25:03Z",
    "title_canon_sha256": "58e7e086ef85452d5099f6ab17f8f7b53808298b7ec6dd1a7fdf26b050c85ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01383",
    "kind": "arxiv",
    "version": 1
  }
}