Pith Number

pith:3UR5UOKM

pith:2011:3UR5UOKMRHU6AHBV3OLDIQ27DR

not attested not anchored not stored refs pending

A Nagumo-like uniqueness result for a second order ODE

Octavian G. Mustafa

arxiv:1105.1607 v1 · 2011-05-09 · math.CA · 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{3UR5UOKMRHU6AHBV3OLDIQ27DR}

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	2026-05-18T04:22:39.119912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd23da394c89e9e01c35db9634435f1c43ef3d3d8bd562fdff1b3ffe26121d5c

Aliases

arxiv: 1105.1607 · arxiv_version: 1105.1607v1 · doi: 10.48550/arxiv.1105.1607 · pith_short_12: 3UR5UOKMRHU6 · pith_short_16: 3UR5UOKMRHU6AHBV · pith_short_8: 3UR5UOKM

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/3UR5UOKMRHU6AHBV3OLDIQ27DR \
  | 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: dd23da394c89e9e01c35db9634435f1c43ef3d3d8bd562fdff1b3ffe26121d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d12e22cf6077ede1b77b4cf068464202d9fcf55d9b44cbfc2a64a92ea50182e2",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-05-09T09:22:54Z",
    "title_canon_sha256": "56ccf35b8e204ffa03ab065c357eff70fec66fb553b044f7e29c67917f5f9818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1607",
    "kind": "arxiv",
    "version": 1
  }
}