Pith Number

pith:7YFMUI4O

pith:2019:7YFMUI4ODAV5IF45GSYJRLI47G

not attested not anchored not stored refs pending

Random Hamiltonians with Arbitrary Point Interactions

David Damanik (Rice University), Jacob Kesten (Rice University), Jake Fillman (Texas State University), Mark Helman (Rice University), Selim Sukhtaiev (Rice University)

arxiv:1907.09530 v1 · 2019-07-22 · math.SP · math-ph · math.DS · 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{7YFMUI4ODAV5IF45GSYJRLI47G}

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	2026-05-17T23:39:53.002219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe0aca238e182bd4179d34b098ad1cf9a2511550e90ca9edffc2328bed149495

Aliases

arxiv: 1907.09530 · arxiv_version: 1907.09530v1 · doi: 10.48550/arxiv.1907.09530 · pith_short_12: 7YFMUI4ODAV5 · pith_short_16: 7YFMUI4ODAV5IF45 · pith_short_8: 7YFMUI4O

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/7YFMUI4ODAV5IF45GSYJRLI47G \
  | 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: fe0aca238e182bd4179d34b098ad1cf9a2511550e90ca9edffc2328bed149495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7ade911eebf1b2829ee9ed8a760911711c932f71fd9ff591f2a2c3d7f21a449",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2019-07-22T19:01:37Z",
    "title_canon_sha256": "b64acf1d6c9c34b9d69eafbb28af188a7be061a19eb87565215d07af1a6060c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09530",
    "kind": "arxiv",
    "version": 1
  }
}