Pith Number

pith:DEM6RN43

pith:2010:DEM6RN43IFLY2N4BLREHCE4AXP

not attested not anchored not stored refs pending

Additional symmetries of constrained CKP and BKP hierarchies

Jingsong He, Jipeng Cheng, Kelei Tian, Yi Cheng

arxiv:1007.2701 v1 · 2010-07-16 · 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{DEM6RN43IFLY2N4BLREHCE4AXP}

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	2026-05-18T02:06:21.366401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1919e8b79b41578d37815c48711380bbedae2f58bf2edc2f0d458c4a6ae9f472

Aliases

arxiv: 1007.2701 · arxiv_version: 1007.2701v1 · doi: 10.48550/arxiv.1007.2701 · pith_short_12: DEM6RN43IFLY · pith_short_16: DEM6RN43IFLY2N4B · pith_short_8: DEM6RN43

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/DEM6RN43IFLY2N4BLREHCE4AXP \
  | 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: 1919e8b79b41578d37815c48711380bbedae2f58bf2edc2f0d458c4a6ae9f472

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2421514efb9fe6ec3dc25dacd43e7dea694e407056b96fe8b8b23d7c7240f5f4",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-07-16T06:12:45Z",
    "title_canon_sha256": "75e863d9d93cca229fa954f72cb7bdbb657b334373420a68f93c7de764c5c2e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2701",
    "kind": "arxiv",
    "version": 1
  }
}