Pith Number

pith:TPVXJTG5

pith:2015:TPVXJTG5MGROP4JFJ5IXOXVF2O

not attested not anchored not stored refs pending

The Bohl spectrum for nonautonomous differential equations

Kenneth J. Palmer, Martin Rasmussen, Thai Son Doan

arxiv:1507.01230 v2 · 2015-07-05 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPVXJTG5MGROP4JFJ5IXOXVF2O}

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	2026-05-18T01:18:54.327265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9beb74ccdd61a2e7f1254f51775ea5d3b2460c75f4442b87cb4264e3520ee223

Aliases

arxiv: 1507.01230 · arxiv_version: 1507.01230v2 · doi: 10.48550/arxiv.1507.01230 · pith_short_12: TPVXJTG5MGRO · pith_short_16: TPVXJTG5MGROP4JF · pith_short_8: TPVXJTG5

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/TPVXJTG5MGROP4JFJ5IXOXVF2O \
  | 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: 9beb74ccdd61a2e7f1254f51775ea5d3b2460c75f4442b87cb4264e3520ee223

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1f6857d47df283309886154caf8e3acd56998de9157acc84521b676aef66620",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-07-05T15:23:12Z",
    "title_canon_sha256": "48e3607a923af3a5814ea5ab30ad6ff695bbc02808f70eb40e183b694fa6bcbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01230",
    "kind": "arxiv",
    "version": 2
  }
}