Pith Number

pith:GDUXTCLR

pith:2019:GDUXTCLRHKUNGZBJFNWV4T5D24

not attested not anchored not stored refs pending

Tetrahedron maps and symmetries of three dimensional integrable discrete equations

Anastasios Tongas, Maciej Nieszporski, Pavlos Kassotakis, Vassilios Papageorgiou

arxiv:1908.03019 v1 · 2019-08-08 · nlin.SI · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDUXTCLRHKUNGZBJFNWV4T5D24}

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	2026-07-05T00:31:14.904916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30e97989713aa8d364292b6d5e4fa3d727c6ad726d4c7ba93e84e75a780c4730

Aliases

arxiv: 1908.03019 · arxiv_version: 1908.03019v1 · doi: 10.48550/arxiv.1908.03019 · pith_short_12: GDUXTCLRHKUN · pith_short_16: GDUXTCLRHKUNGZBJ · pith_short_8: GDUXTCLR

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/GDUXTCLRHKUNGZBJFNWV4T5D24 \
  | 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: 30e97989713aa8d364292b6d5e4fa3d727c6ad726d4c7ba93e84e75a780c4730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8e7972d892092422d8398a33b22578f0d312117f4e70450ba7cf437747b1cc",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-08-08T11:10:35Z",
    "title_canon_sha256": "4efb7ff31dfe435f78f4cf01573707be5448ba273b343b7c0a4008f4e0ecab08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03019",
    "kind": "arxiv",
    "version": 1
  }
}