Pith Number

pith:MLAMIVW7

pith:2017:MLAMIVW75A67DMTQXLNK3F3FWA

not attested not anchored not stored refs pending

Lp almost conformal isometries of Sub-Semi-Riemannian metrics and solvability of a Ricci equation

Erwann Delay (LMA)

arxiv:1701.05425 v1 · 2017-01-19 · 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{MLAMIVW75A67DMTQXLNK3F3FWA}

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	2026-05-18T00:52:29.961008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62c0c456dfe83df1b270badaad9765b032579936513c310271d31c8b9fc9e1d8

Aliases

arxiv: 1701.05425 · arxiv_version: 1701.05425v1 · doi: 10.48550/arxiv.1701.05425 · pith_short_12: MLAMIVW75A67 · pith_short_16: MLAMIVW75A67DMTQ · pith_short_8: MLAMIVW7

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/MLAMIVW75A67DMTQXLNK3F3FWA \
  | 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: 62c0c456dfe83df1b270badaad9765b032579936513c310271d31c8b9fc9e1d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "550b16e3e20cd97cc5adbc6b4d90a388e9e643d4408293e92c4233462b526ef4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-01-19T14:18:27Z",
    "title_canon_sha256": "abaa8b4ac823cd1ccf9091cda4679a9129dc512e6bb34849bcb39a2359baf62e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05425",
    "kind": "arxiv",
    "version": 1
  }
}