Pith Number

pith:C4FVQZ5U

pith:2019:C4FVQZ5UEYGVHCO3NME2SEP32U

not attested not anchored not stored refs pending

Attractive conical surfaces create infinitely many bound states

Joachim Kerner, Konstantin Pankrashkin, Sebastian Egger

arxiv:1908.02554 v1 · 2019-08-07 · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4FVQZ5UEYGVHCO3NME2SEP32U}

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	2026-07-05T01:11:41.108396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170b5867b4260d5389db6b09a911fbd509ec07c12cc0a37f7701fc102e3b2f5d

Aliases

arxiv: 1908.02554 · arxiv_version: 1908.02554v1 · doi: 10.48550/arxiv.1908.02554 · pith_short_12: C4FVQZ5UEYGV · pith_short_16: C4FVQZ5UEYGVHCO3 · pith_short_8: C4FVQZ5U

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/C4FVQZ5UEYGVHCO3NME2SEP32U \
  | 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: 170b5867b4260d5389db6b09a911fbd509ec07c12cc0a37f7701fc102e3b2f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "482a842c075a3abfed2f01a6064c4bf0fc44d3b00fecdc2bb605348c4e6f0d70",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-08-07T12:21:36Z",
    "title_canon_sha256": "3278260b45795e6fa7a9425496f41918e0277b12508073d015c6fa82c23b55e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02554",
    "kind": "arxiv",
    "version": 1
  }
}