Pith Number

pith:JEIPV5YU

pith:2017:JEIPV5YU2CXWDKOGF4PJOOTVUM

not attested not anchored not stored refs pending

Smooth Interpolation of Key Frames in a Riemannian Shell Space

Martin Rumpf, Pascal Huber, Ricardo Perl

arxiv:1702.06746 v1 · 2017-02-22 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEIPV5YU2CXWDKOGF4PJOOTVUM}

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	2026-05-18T00:50:12.741243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4910faf714d0af61a9c62f1e973a75a302e8f2fa9d627013fcef4df74795fd44

Aliases

arxiv: 1702.06746 · arxiv_version: 1702.06746v1 · doi: 10.48550/arxiv.1702.06746 · pith_short_12: JEIPV5YU2CXW · pith_short_16: JEIPV5YU2CXWDKOG · pith_short_8: JEIPV5YU

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/JEIPV5YU2CXWDKOGF4PJOOTVUM \
  | 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: 4910faf714d0af61a9c62f1e973a75a302e8f2fa9d627013fcef4df74795fd44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9a63c28371096caebe947a54942ab7c1eb1400f2b42f4c8cc7fc91ffe5162ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-02-22T10:44:44Z",
    "title_canon_sha256": "7ccdf51ffbb11e42c8f1273a1872d4dfcc043cebb04fe72a486a6049d9df725b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06746",
    "kind": "arxiv",
    "version": 1
  }
}