Pith Number

pith:GTF6BFTI

pith:2015:GTF6BFTI7QBAZX2J5OJOO7N6KQ

not attested not anchored not stored refs pending

Second order elastic metrics on the shape space of curves

Jakob M{\o}ller-Andersen, Martin Bauer, Martins Bruveris, Philipp Harms

arxiv:1507.08816 v1 · 2015-07-31 · math.DG · 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{GTF6BFTI7QBAZX2J5OJOO7N6KQ}

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	2026-05-18T01:05:12.792636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34cbe09668fc020cdf49eb92e77dbe540107e0a11c70ca9eb7cf8d9884959b8e

Aliases

arxiv: 1507.08816 · arxiv_version: 1507.08816v1 · doi: 10.48550/arxiv.1507.08816 · pith_short_12: GTF6BFTI7QBA · pith_short_16: GTF6BFTI7QBAZX2J · pith_short_8: GTF6BFTI

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/GTF6BFTI7QBAZX2J5OJOO7N6KQ \
  | 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: 34cbe09668fc020cdf49eb92e77dbe540107e0a11c70ca9eb7cf8d9884959b8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07f099980309841d594d5ae2e7f65a6ea9674a2ad2ec533c8a8edf220584d291",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-07-31T10:13:23Z",
    "title_canon_sha256": "8b72fa97b479c7810930cb9400cd50e70063c641a8850ee463205560d3f74aa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08816",
    "kind": "arxiv",
    "version": 1
  }
}