Pith Number

pith:JRJXZYDZ

pith:2008:JRJXZYDZXSGUKMXYTV5N7DM75D

not attested not anchored not stored refs pending

Second order rectifiability of integral varifolds of locally bounded first variation

Ulrich Menne

arxiv:0808.3665 v3 · 2008-08-27 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JRJXZYDZXSGUKMXYTV5N7DM75D}

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	2026-05-18T03:32:08.356395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c537ce079bc8d4532f89d7adf8d9fe8cc164369363a6ec024f180daae695455

Aliases

arxiv: 0808.3665 · arxiv_version: 0808.3665v3 · doi: 10.48550/arxiv.0808.3665 · pith_short_12: JRJXZYDZXSGU · pith_short_16: JRJXZYDZXSGUKMXY · pith_short_8: JRJXZYDZ

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/JRJXZYDZXSGUKMXYTV5N7DM75D \
  | 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: 4c537ce079bc8d4532f89d7adf8d9fe8cc164369363a6ec024f180daae695455

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6336d72b7f789df3f874830c7a6beb38a7c0e1cffe39af2e1de363dc6c5b9c63",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-08-27T11:25:10Z",
    "title_canon_sha256": "0eaa2ad6efb7f6eb9dac7ee86a716dfc86f004bcb7a5446078268ab45e620e51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3665",
    "kind": "arxiv",
    "version": 3
  }
}