Pith Number

pith:GDHZPJ7A

pith:2013:GDHZPJ7ALGRRUTERKG4B6ZJELB

not attested not anchored not stored refs pending

Exponential mapping in Euler's elastic problem

Elena Sachkova, Yuri Sachkov

arxiv:1303.1746 v1 · 2013-03-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GDHZPJ7ALGRRUTERKG4B6ZJELB}

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	2026-05-18T03:31:33.229447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30cf97a7e059a31a4c9151b81f65245868466df8445312d53eaaf00b2ba7cccf

Aliases

arxiv: 1303.1746 · arxiv_version: 1303.1746v1 · doi: 10.48550/arxiv.1303.1746 · pith_short_12: GDHZPJ7ALGRR · pith_short_16: GDHZPJ7ALGRRUTER · pith_short_8: GDHZPJ7A

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/GDHZPJ7ALGRRUTERKG4B6ZJELB \
  | 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: 30cf97a7e059a31a4c9151b81f65245868466df8445312d53eaaf00b2ba7cccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5765e7169cf7e3f36c4b2fe223dcfcb6a5c6ec53637282e0caa65da045ac3910",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-03-07T16:52:28Z",
    "title_canon_sha256": "28031149a43c661deeef21508d97efb5459ab5118c322f278850e8e7e2c302ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1746",
    "kind": "arxiv",
    "version": 1
  }
}