Pith Number

pith:WDMRQWUP

pith:1999:WDMRQWUPG4HGYNPH3FO3N7DZB4

not attested not anchored not stored refs pending

Dynamics of Elastic Excitable Media

Emilio Hernandez-Garcia, Julyan H. E. Cartwright, Oreste Piro, Victor M. Eguiluz

arxiv:chao-dyn/9905035 v1 · 1999-05-20 · chao-dyn · cond-mat.mtrl-sci · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDMRQWUPG4HGYNPH3FO3N7DZB4}

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	2026-05-18T03:50:23.239681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d9185a8f370e6c35e7d95db6fc790f352313f9145804d3714c2ffc501ba902

Aliases

arxiv: chao-dyn/9905035 · arxiv_version: chao-dyn/9905035v1 · doi: 10.48550/arxiv.chao-dyn/9905035 · pith_short_12: WDMRQWUPG4HG · pith_short_16: WDMRQWUPG4HGYNPH · pith_short_8: WDMRQWUP

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/WDMRQWUPG4HGYNPH3FO3N7DZB4 \
  | 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: b0d9185a8f370e6c35e7d95db6fc790f352313f9145804d3714c2ffc501ba902

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "700fd7bc575dbd9a148677c56805b9a1cc036ba9b966f02eeab7e80823ed7735",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "nlin.CD"
    ],
    "license": "",
    "primary_cat": "chao-dyn",
    "submitted_at": "1999-05-20T19:33:49Z",
    "title_canon_sha256": "762c9e052b33f7abb8f54c7c6903a701d776a2b6ee1e78ffb8d315829c4f498c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "chao-dyn/9905035",
    "kind": "arxiv",
    "version": 1
  }
}