Pith Number

pith:HLYRDNEQ

pith:2013:HLYRDNEQ4UHHAE3DCBX7N7TB37

not attested not anchored not stored refs pending

A pointwise characterization of functions of bounded variation on metric spaces

Heli Tuominen, Panu Lahti

arxiv:1301.6897 v1 · 2013-01-29 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLYRDNEQ4UHHAE3DCBX7N7TB37}

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	2026-05-18T03:19:59.067993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3af111b490e50e701363106ff6fe61dfe447a96a7b07fdf91da594c5666e71a1

Aliases

arxiv: 1301.6897 · arxiv_version: 1301.6897v1 · doi: 10.48550/arxiv.1301.6897 · pith_short_12: HLYRDNEQ4UHH · pith_short_16: HLYRDNEQ4UHHAE3D · pith_short_8: HLYRDNEQ

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/HLYRDNEQ4UHHAE3DCBX7N7TB37 \
  | 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: 3af111b490e50e701363106ff6fe61dfe447a96a7b07fdf91da594c5666e71a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e67754e5892997b64577d8f30f58348c4ac9dcdf2263828e65e49dbcbed5e0ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-01-29T11:37:08Z",
    "title_canon_sha256": "e4f7953044e9533367f113e93ca72e8283f44323b1ed67a18a86962b94dd0f32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6897",
    "kind": "arxiv",
    "version": 1
  }
}