Pith Number

pith:WHOUNETL

pith:2018:WHOUNETLCMTCPYL3R3L2BL6XW6

not attested not anchored not stored refs pending

Biharmonic constant mean curvature surfaces in Killing submersions

Apoena Passos Passamani, Irene I. Onnis, Stefano Montaldo

arxiv:1803.03701 v1 · 2018-03-09 · 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{WHOUNETLCMTCPYL3R3L2BL6XW6}

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	2026-05-18T00:04:59.280649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1dd46926b132627e17b8ed7a0afd7b79254f7f7975cea5fe27bebec6f3c500a

Aliases

arxiv: 1803.03701 · arxiv_version: 1803.03701v1 · doi: 10.48550/arxiv.1803.03701 · pith_short_12: WHOUNETLCMTC · pith_short_16: WHOUNETLCMTCPYL3 · pith_short_8: WHOUNETL

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/WHOUNETLCMTCPYL3R3L2BL6XW6 \
  | 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: b1dd46926b132627e17b8ed7a0afd7b79254f7f7975cea5fe27bebec6f3c500a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcbb6130c3951105bc47773ef31174da7770a2a5999cb5a81bfda4624328fb06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-03-09T21:36:42Z",
    "title_canon_sha256": "8cc114a0934b2d31e08476a21a66d2f9773993b7502c6f75374c25416eb0f9bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03701",
    "kind": "arxiv",
    "version": 1
  }
}