Pith Number

pith:JJAPT47P

pith:2018:JJAPT47PTWGVERQIRCX223MLUF

not attested not anchored not stored refs pending

Elastic distance between curves under the metamorphosis viewpoint

Laurent Younes

arxiv:1804.10155 v1 · 2018-04-26 · 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{JJAPT47PTWGVERQIRCX223MLUF}

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	2026-07-05T00:09:57.961646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a40f9f3ef9d8d52460888afad6d8ba1512ba47f8afe6a9575da400164ea33c6

Aliases

arxiv: 1804.10155 · arxiv_version: 1804.10155v1 · doi: 10.48550/arxiv.1804.10155 · pith_short_12: JJAPT47PTWGV · pith_short_16: JJAPT47PTWGVERQI · pith_short_8: JJAPT47P

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/JJAPT47PTWGVERQIRCX223MLUF \
  | 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: 4a40f9f3ef9d8d52460888afad6d8ba1512ba47f8afe6a9575da400164ea33c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "991a3b68d7d7b6a54bd8945a5cb333f18538a4a48d3742c0077ce9eb02cbd9f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-04-26T16:31:19Z",
    "title_canon_sha256": "696dd6fab17313a91db36cf9b5a5793aaed6b55023e382170056b2e53e4bfec8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10155",
    "kind": "arxiv",
    "version": 1
  }
}