Pith Number

pith:YFDVPAQG

pith:2019:YFDVPAQGYDPZFEESKGT6AQX6VT

not attested not anchored not stored refs pending

Rationality Of the Locus Of Singularities Of the General Gough-Stewart Platform

Michel Coste (IRMAR), Seydou Moussa

arxiv:1904.01837 v1 · 2019-04-03 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFDVPAQGYDPZFEESKGT6AQX6VT}

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	2026-05-17T23:49:29.522083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c147578206c0df92909251a7e042feacea4ad6204762cb67b2e9db19643c96dc

Aliases

arxiv: 1904.01837 · arxiv_version: 1904.01837v1 · doi: 10.48550/arxiv.1904.01837 · pith_short_12: YFDVPAQGYDPZ · pith_short_16: YFDVPAQGYDPZFEES · pith_short_8: YFDVPAQG

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/YFDVPAQGYDPZFEESKGT6AQX6VT \
  | 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: c147578206c0df92909251a7e042feacea4ad6204762cb67b2e9db19643c96dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d239df0f790c89c5c20a5c653b80416260f9ca7764e33de19f2f7fdba0a207ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-04-03T08:24:41Z",
    "title_canon_sha256": "e278d2e93fd081f0b65cc2239d2612a0cfb8a740713318a0199924713110e640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01837",
    "kind": "arxiv",
    "version": 1
  }
}