Pith Number

pith:WDM3EAH4

pith:2003:WDM3EAH4XF2KYWC6HRWGQ6W5K5

not attested not anchored not stored refs pending

Supersymmetric Extensions of the Harry Dym Hierarchy

Ashok Das, J. C. Brunelli, Ziemowit Popowicz

arxiv:nlin/0304047 v1 · 2003-04-24 · nlin.SI · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDM3EAH4XF2KYWC6HRWGQ6W5K5}

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	2026-05-18T01:38:19.408851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d9b200fcb974ac585e3c6c687add5752a47a3f88177477f7b183795fbb9ebf

Aliases

arxiv: nlin/0304047 · arxiv_version: nlin/0304047v1 · doi: 10.48550/arxiv.nlin/0304047 · pith_short_12: WDM3EAH4XF2K · pith_short_16: WDM3EAH4XF2KYWC6 · pith_short_8: WDM3EAH4

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/WDM3EAH4XF2KYWC6HRWGQ6W5K5 \
  | 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: b0d9b200fcb974ac585e3c6c687add5752a47a3f88177477f7b183795fbb9ebf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0d160d56694e3b8e284083a01aa4d8d307ce6f5c7fb14d073603da943895e58",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2003-04-24T13:28:49Z",
    "title_canon_sha256": "95ff4e34b634c2786ca6ed7e1a3e49bbcb3e670f12b14b329bec089ece5b640c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0304047",
    "kind": "arxiv",
    "version": 1
  }
}