Pith Number

pith:5VEYQ2IA

pith:2014:5VEYQ2IAYPTIXVOLWAPC6AHOWB

not attested not anchored not stored refs pending

Tangents of $\sigma$-finite Curves and Scaled Oscillation

Bobby Wilson, Marianna Cs\"ornyei

arxiv:1411.7098 v1 · 2014-11-26 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VEYQ2IAYPTIXVOLWAPC6AHOWB}

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	2026-05-18T02:32:45.360173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed49886900c3e68bd5cbb01e2f00eeb060a2c9ca79138d2549eaa0b4f5ccd8b5

Aliases

arxiv: 1411.7098 · arxiv_version: 1411.7098v1 · doi: 10.48550/arxiv.1411.7098 · pith_short_12: 5VEYQ2IAYPTI · pith_short_16: 5VEYQ2IAYPTIXVOL · pith_short_8: 5VEYQ2IA

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/5VEYQ2IAYPTIXVOLWAPC6AHOWB \
  | 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: ed49886900c3e68bd5cbb01e2f00eeb060a2c9ca79138d2549eaa0b4f5ccd8b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f57154f1256c666032766c2a356cb700e8f4cff65a61a12118a8b35d59a01a22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-11-26T03:38:58Z",
    "title_canon_sha256": "cf0b55817e5bafdf26f9e4d52aaefb4a29c7b9a4976d2840e4c0689f70595617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.7098",
    "kind": "arxiv",
    "version": 1
  }
}