Pith Number

pith:TYJTPOUR

pith:2016:TYJTPOURFLDYZDNFEIYYAKGTJ6

not attested not anchored not stored refs pending

On Weyl's embedding problem in Riemannian manifolds

Siyuan Lu

arxiv:1608.07539 v2 · 2016-08-26 · math.DG · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYJTPOURFLDYZDNFEIYYAKGTJ6}

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	2026-05-18T00:14:57.364687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e1337ba912ac78c8da522318028d34fa0d509017d3e952e414afa4c83f6d2bd

Aliases

arxiv: 1608.07539 · arxiv_version: 1608.07539v2 · doi: 10.48550/arxiv.1608.07539 · pith_short_12: TYJTPOURFLDY · pith_short_16: TYJTPOURFLDYZDNF · pith_short_8: TYJTPOUR

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/TYJTPOURFLDYZDNFEIYYAKGTJ6 \
  | 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: 9e1337ba912ac78c8da522318028d34fa0d509017d3e952e414afa4c83f6d2bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518e3fd769c4f3ff7c08df9f1f1f32f79f12e164baae04b50139457fce904ca2",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-08-26T17:54:32Z",
    "title_canon_sha256": "419da0bca038851e0514117e0849076d1dfaad22c5b2234f2785850c8f48701b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07539",
    "kind": "arxiv",
    "version": 2
  }
}