Pith Number

pith:73HOH6SB

pith:2019:73HOH6SBIJBO36OH3CMKQHT652

not attested not anchored not stored refs pending

Structure and classification results for the $\infty$-elastica problem

Roger Moser

arxiv:1908.01569 v1 · 2019-08-05 · 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{73HOH6SBIJBO36OH3CMKQHT652}

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	2026-07-05T06:50:50.131600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fecee3fa414242edf9c7d898a81e7eee902fa20a52f9aad99697a3421fc2daf0

Aliases

arxiv: 1908.01569 · arxiv_version: 1908.01569v1 · doi: 10.48550/arxiv.1908.01569 · pith_short_12: 73HOH6SBIJBO · pith_short_16: 73HOH6SBIJBO36OH · pith_short_8: 73HOH6SB

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/73HOH6SBIJBO36OH3CMKQHT652 \
  | 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: fecee3fa414242edf9c7d898a81e7eee902fa20a52f9aad99697a3421fc2daf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e04b8c51aaa67ac841b5061a15b766c7e46c0d273595e82ee65133cc7f02886",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-08-05T11:48:26Z",
    "title_canon_sha256": "ded9947edc76e6891ea75683a7c3892c1ffb44cf786b88a775ccfd2a4dfe149a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01569",
    "kind": "arxiv",
    "version": 1
  }
}