Pith Number

pith:TV2PDUNJ

pith:2018:TV2PDUNJTKPPSCWSWH42GVHKGW

not attested not anchored not stored refs pending

Chaotic dynamics in a quantum Fermi-Pasta-Ulam problem

Alexander L. Burin, Andrii O. Maksymov, Il'ya Ya. Polishchuk, Ma'ayan Schmidt

arxiv:1812.08826 v1 · 2018-12-20 · cond-mat.dis-nn · nlin.CD · 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{TV2PDUNJTKPPSCWSWH42GVHKGW}

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	2026-05-17T23:55:10.439117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d74f1d1a99a9ef90ad2b1f9a354ea35b3d27f7c04b1b734a226a2d4e0aaa194

Aliases

arxiv: 1812.08826 · arxiv_version: 1812.08826v1 · doi: 10.48550/arxiv.1812.08826 · pith_short_12: TV2PDUNJTKPP · pith_short_16: TV2PDUNJTKPPSCWS · pith_short_8: TV2PDUNJ

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/TV2PDUNJTKPPSCWSWH42GVHKGW \
  | 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: 9d74f1d1a99a9ef90ad2b1f9a354ea35b3d27f7c04b1b734a226a2d4e0aaa194

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2919093259a51c63513e9a2e32f9b3e4c6848040b539770e64619ffb46b85f4",
    "cross_cats_sorted": [
      "nlin.CD",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2018-12-20T20:12:34Z",
    "title_canon_sha256": "627fa213ede690b592d1cb847a98b1e5bdae77e775c644d99240aa0fdf1e952e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08826",
    "kind": "arxiv",
    "version": 1
  }
}