Pith Number

pith:FB3WD6N7

pith:2017:FB3WD6N765Q2IPJYDX2ASM4ISO

not attested not anchored not stored refs pending

Timelike surfaces into 4-dimensional Minkowski space via spinors

Victor H. Patty-Yujra

arxiv:1705.00610 v1 · 2017-04-28 · 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{FB3WD6N765Q2IPJYDX2ASM4ISO}

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	2026-05-18T00:45:10.332608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

287761f9bff761a43d381df409338893801bee5a35dee769e718141a64544672

Aliases

arxiv: 1705.00610 · arxiv_version: 1705.00610v1 · doi: 10.48550/arxiv.1705.00610 · pith_short_12: FB3WD6N765Q2 · pith_short_16: FB3WD6N765Q2IPJY · pith_short_8: FB3WD6N7

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/FB3WD6N765Q2IPJYDX2ASM4ISO \
  | 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: 287761f9bff761a43d381df409338893801bee5a35dee769e718141a64544672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cad31115c9de21deadc8c0095b104262adf116e4df8244ae0ff83b37926cd9b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-04-28T18:17:19Z",
    "title_canon_sha256": "7acbecf06231bc36f412591af1c21671d5a5c81e2e4b2835d4328beb5ccadc3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00610",
    "kind": "arxiv",
    "version": 1
  }
}