Pith Number

pith:NIGPO4J2

pith:2018:NIGPO4J2H3KJDYNWT5TIZSSAX4

not attested not anchored not stored refs pending

Characterization of large isoperimetric regions in asymptotically hyperbolic initial data

Jintian Zhu, Michael Eichmair, Otis Chodosh, Yuguang Shi

arxiv:1804.00447 v1 · 2018-04-02 · 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{NIGPO4J2H3KJDYNWT5TIZSSAX4}

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	2026-05-17T23:50:13.859021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a0cf7713a3ed491e1b69f668cca40bf19fd114653c21c4461e17d28b10c6ac1

Aliases

arxiv: 1804.00447 · arxiv_version: 1804.00447v1 · doi: 10.48550/arxiv.1804.00447 · pith_short_12: NIGPO4J2H3KJ · pith_short_16: NIGPO4J2H3KJDYNW · pith_short_8: NIGPO4J2

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/NIGPO4J2H3KJDYNWT5TIZSSAX4 \
  | 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: 6a0cf7713a3ed491e1b69f668cca40bf19fd114653c21c4461e17d28b10c6ac1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a94f4bea5a1e2e82e04270d7f530b7e60d9bb2b55b21a1bd75a9e30121852a0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-04-02T11:05:22Z",
    "title_canon_sha256": "c3da10f2faaa32d235f1721aae5dd5e3e68211775069545c12d699ff62cab47c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00447",
    "kind": "arxiv",
    "version": 1
  }
}