Pith Number

pith:Q2W4EQR2

pith:2013:Q2W4EQR2PJMT2PRFXDU6CR7ELO

not attested not anchored not stored refs pending

Critical parameters for non-hermitian Hamiltonians

Francisco M Fern\'andez, Javier Garcia

arxiv:1305.5164 v2 · 2013-04-30 · 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{Q2W4EQR2PJMT2PRFXDU6CR7ELO}

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	2026-05-18T03:14:52.240704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86adc2423a7a593d3e25b8e9e147e45b9b4b9931ab6ef6aadd5bfb65a9158bbc

Aliases

arxiv: 1305.5164 · arxiv_version: 1305.5164v2 · doi: 10.48550/arxiv.1305.5164 · pith_short_12: Q2W4EQR2PJMT · pith_short_16: Q2W4EQR2PJMT2PRF · pith_short_8: Q2W4EQR2

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/Q2W4EQR2PJMT2PRFXDU6CR7ELO \
  | 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: 86adc2423a7a593d3e25b8e9e147e45b9b4b9931ab6ef6aadd5bfb65a9158bbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccb4cee574142c678c9c94399b2918c9dda15caace38c945f5388c97cce5e0fc",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-04-30T19:07:01Z",
    "title_canon_sha256": "7b16657d6b1cf61ac0e5ad82f8cbbd0c5dc9a97355266ba40fdaf1d83921a41e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5164",
    "kind": "arxiv",
    "version": 2
  }
}