Pith Number

pith:XKDVDI56

pith:2017:XKDVDI5634H4M64CKRXIENNEOK

not attested not anchored not stored refs pending

Topologically embedded pseudospherical cylinders

Emilio Musso, Lorenzo Nicolodi

arxiv:1707.09481 v1 · 2017-07-29 · 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{XKDVDI5634H4M64CKRXIENNEOK}

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	2026-05-17T23:59:39.592852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba8751a3bedf0fc67b82546e8235a47294b150d91b5e6df2880a71b62a857509

Aliases

arxiv: 1707.09481 · arxiv_version: 1707.09481v1 · doi: 10.48550/arxiv.1707.09481 · pith_short_12: XKDVDI5634H4 · pith_short_16: XKDVDI5634H4M64C · pith_short_8: XKDVDI56

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/XKDVDI5634H4M64CKRXIENNEOK \
  | 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: ba8751a3bedf0fc67b82546e8235a47294b150d91b5e6df2880a71b62a857509

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "893bb5eb951d330e55a0063b5b4a71ee7007c6fdc6e3ce009aab578e4644d118",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-07-29T08:34:07Z",
    "title_canon_sha256": "b81a1e7dbda5bdff7edb8d4564a99670a9f8d74da81c2a93b19b9aef978724ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09481",
    "kind": "arxiv",
    "version": 1
  }
}