Pith Number

pith:NFDVBJ56

pith:1997:NFDVBJ56LRYILPUT73MYM5KAY7

not attested not anchored not stored refs pending

Worm Structure in Modified Swift-Hohenberg Equation for Electroconvection

Yuhai Tu (IBM T. J. Watson Research Center)

arxiv:patt-sol/9701001 v1 · 1997-01-02 · patt-sol · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFDVBJ56LRYILPUT73MYM5KAY7}

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	2026-05-18T01:05:17.494559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

694750a7be5c7085be93fed9867540c7dd137b5aa88ef49425dcd9a962828393

Aliases

arxiv: patt-sol/9701001 · arxiv_version: patt-sol/9701001v1 · doi: 10.48550/arxiv.patt-sol/9701001 · pith_short_12: NFDVBJ56LRYI · pith_short_16: NFDVBJ56LRYILPUT · pith_short_8: NFDVBJ56

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/NFDVBJ56LRYILPUT73MYM5KAY7 \
  | 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: 694750a7be5c7085be93fed9867540c7dd137b5aa88ef49425dcd9a962828393

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b40b72ab9f8e598ac97562aa4bdf1e091ba865f3ecec07d0f2cf5593cf719a1d",
    "cross_cats_sorted": [
      "nlin.PS"
    ],
    "license": "",
    "primary_cat": "patt-sol",
    "submitted_at": "1997-01-02T16:36:50Z",
    "title_canon_sha256": "2ee497b29dbbc9029cbdb7f39f60fd73d1b090a6a837b24b4ac9fb82179f86f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "patt-sol/9701001",
    "kind": "arxiv",
    "version": 1
  }
}