Pith Number

pith:2WTRS37R

pith:2015:2WTRS37RZIXZJBVQ4XPQTBN543

not attested not anchored not stored refs pending

A note on non lower semicontinuous perimeter functionals on partitions

Annibale Magni, Matteo Novaga

arxiv:1505.00820 v1 · 2015-05-04 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WTRS37RZIXZJBVQ4XPQTBN543}

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	2026-05-18T02:07:26.207432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5a7196ff1ca2f9486b0e5df0985bde6cd7a79aef5244793b1c3185d7692eefd

Aliases

arxiv: 1505.00820 · arxiv_version: 1505.00820v1 · doi: 10.48550/arxiv.1505.00820 · pith_short_12: 2WTRS37RZIXZ · pith_short_16: 2WTRS37RZIXZJBVQ · pith_short_8: 2WTRS37R

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/2WTRS37RZIXZJBVQ4XPQTBN543 \
  | 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: d5a7196ff1ca2f9486b0e5df0985bde6cd7a79aef5244793b1c3185d7692eefd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2764ab62d84cd64927bfbc90bb44f0f0828d94b1bbb32f40aeef36573be0a67",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-04T21:29:59Z",
    "title_canon_sha256": "37e3051da4d38520a85b12b63baae8f6aec0cf8a29befa4b7c415096f94c6c15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00820",
    "kind": "arxiv",
    "version": 1
  }
}