Pith Number

pith:QUGBC3OF

pith:2006:QUGBC3OFF7PKUT5YA6JTTUIHKD

not attested not anchored not stored refs pending

Spatiotemporal Memory in a Diffusion-Reaction System

Knud Zabrocki, Michael Schulz, Steffen Trimper

arxiv:cond-mat/0609724 v1 · 2006-09-28 · 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{QUGBC3OFF7PKUT5YA6JTTUIHKD}

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	2026-05-18T01:39:42.899790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

850c116dc52fdeaa4fb8079339d10750fdf8a1bb861ad7ae49294f7181fd3831

Aliases

arxiv: cond-mat/0609724 · arxiv_version: cond-mat/0609724v1 · doi: 10.48550/arxiv.cond-mat/0609724 · pith_short_12: QUGBC3OFF7PK · pith_short_16: QUGBC3OFF7PKUT5Y · pith_short_8: QUGBC3OF

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/QUGBC3OFF7PKUT5YA6JTTUIHKD \
  | 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: 850c116dc52fdeaa4fb8079339d10750fdf8a1bb861ad7ae49294f7181fd3831

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50c36630ceac21d695bcca598c607b17655568c0e33ee4201421a8755682ae3f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2006-09-28T09:52:13Z",
    "title_canon_sha256": "92d6dafb4264fcd11906ec7a4021de232e4e9bfa86c2fe67d92bf2598b3818cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0609724",
    "kind": "arxiv",
    "version": 1
  }
}