Pith Number

pith:OFNH26UE

pith:2001:OFNH26UEVPHDARUMZKZIRN6HYQ

not attested not anchored not stored refs pending

Positive Feedback, Memory and the Predictability of Earthquakes

D. Sornette (Univ. Nice/CNRS, S.G. Sammis (USC), UCLA)

arxiv:cond-mat/0107143 v1 · 2001-07-06 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFNH26UEVPHDARUMZKZIRN6HYQ}

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	2026-05-18T01:40:07.103421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8

Aliases

arxiv: cond-mat/0107143 · arxiv_version: cond-mat/0107143v1 · doi: 10.48550/arxiv.cond-mat/0107143 · pith_short_12: OFNH26UEVPHD · pith_short_16: OFNH26UEVPHDARUM · pith_short_8: OFNH26UE

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/OFNH26UEVPHDARUMZKZIRN6HYQ \
  | 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: 715a7d7a84abce30468ccab288b7c7c42f772f4c6e7d91d0ce8ca857a7a2bdf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c5b956e21e37decdf47c8bfb7936845dc56dcf37b19f71c59dc840c0515abd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2001-07-06T16:18:25Z",
    "title_canon_sha256": "8e6c94bb715b086798a3d3538ba58f9e20f9b01f3c1752203d745faece0ec854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0107143",
    "kind": "arxiv",
    "version": 1
  }
}