Pith Number

pith:CZM7ENI4

pith:2014:CZM7ENI4FHX6GISETX3LRNA2NQ

not attested not anchored not stored refs pending

New efficient algorithm for the isometric embedding of 2-surface metrics in 3 dimensional Euclidean space

Jonathan R. McDonald, Warner A. Miller, Wolfgang Tichy

arxiv:1411.0975 v1 · 2014-11-04 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CZM7ENI4FHX6GISETX3LRNA2NQ}

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	2026-05-18T01:41:35.259898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1659f2351c29efe322449df6b8b41a6c139b70f626cc38b6b075e01648a0ff57

Aliases

arxiv: 1411.0975 · arxiv_version: 1411.0975v1 · doi: 10.48550/arxiv.1411.0975 · pith_short_12: CZM7ENI4FHX6 · pith_short_16: CZM7ENI4FHX6GISE · pith_short_8: CZM7ENI4

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/CZM7ENI4FHX6GISETX3LRNA2NQ \
  | 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: 1659f2351c29efe322449df6b8b41a6c139b70f626cc38b6b075e01648a0ff57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e728bdeefa54a53b94ad0bafed6d3c82e3aae455c51d5d072cd8ae49e256d2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-11-04T17:25:32Z",
    "title_canon_sha256": "a216f0159b14ee12eb6ba063cce3fd7b86c6fd1baba5e5ace8ebbedf7cfb6e86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0975",
    "kind": "arxiv",
    "version": 1
  }
}