Pith Number

pith:25DF5S6A

pith:2017:25DF5S6ARMNDN4IH6PGMQMREPG

not attested not anchored not stored refs pending

Integrable systems, symmetries and quantization

Daniele Sepe, San Vu Ngoc

arxiv:1704.06686 v2 · 2017-04-21 · math.SG · math.SP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{25DF5S6ARMNDN4IH6PGMQMREPG}

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	2026-05-18T00:30:04.742125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7465ecbc08b1a36f107f3ccc8322479acbe75723f261b4b6b2c211cbfb40f87

Aliases

arxiv: 1704.06686 · arxiv_version: 1704.06686v2 · doi: 10.48550/arxiv.1704.06686 · pith_short_12: 25DF5S6ARMND · pith_short_16: 25DF5S6ARMNDN4IH · pith_short_8: 25DF5S6A

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/25DF5S6ARMNDN4IH6PGMQMREPG \
  | 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: d7465ecbc08b1a36f107f3ccc8322479acbe75723f261b4b6b2c211cbfb40f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66023fdee4b6a4d67654ac8b00368c5d6fb0f5568c03d4e1d521cd079b83f835",
    "cross_cats_sorted": [
      "math.SP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2017-04-21T19:25:16Z",
    "title_canon_sha256": "62a08250c69bc391d695a3cddfca6daa5218ded8db726f86ef6047e24647fe62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06686",
    "kind": "arxiv",
    "version": 2
  }
}