Pith Number

pith:LDWHVKSG

pith:2014:LDWHVKSGG7OMR4UHVDCNVOAOPC

not attested not anchored not stored refs pending

Realizing compactly generated pseudo-groups of dimension one

Ga\"el Meigniez (LMAM, LMBA)

arxiv:1409.7656 v2 · 2014-09-26 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LDWHVKSGG7OMR4UHVDCNVOAOPC}

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	2026-05-18T02:25:48.986747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58ec7aaa4637dcc8f287a8c4dab80e789c86357136eadbad5290cb9083f124b0

Aliases

arxiv: 1409.7656 · arxiv_version: 1409.7656v2 · doi: 10.48550/arxiv.1409.7656 · pith_short_12: LDWHVKSGG7OM · pith_short_16: LDWHVKSGG7OMR4UH · pith_short_8: LDWHVKSG

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/LDWHVKSGG7OMR4UHVDCNVOAOPC \
  | 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: 58ec7aaa4637dcc8f287a8c4dab80e789c86357136eadbad5290cb9083f124b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec987a88837685f4b0b269590c5ec0697dfa5183fb65f1335dba9f634bd93695",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-09-26T18:19:08Z",
    "title_canon_sha256": "6f0aaa8212f5d18eab99acfe5726ef4d6fa09702a71465716740a3ea3a8f71fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7656",
    "kind": "arxiv",
    "version": 2
  }
}