Pith Number

pith:TPUC7Y7F

pith:2014:TPUC7Y7FHUNWSOZPYGCXEMWUTB

not attested not anchored not stored refs pending

On a generic symmetry defect hypersurface

M.A.S. Ruas, S. Janeczko, Z. Jelonek

arxiv:1403.5769 v1 · 2014-03-23 · 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{TPUC7Y7FHUNWSOZPYGCXEMWUTB}

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	2026-05-18T02:55:48.922753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9be82fe3e53d1b693b2fc1857232d498783972cf46638a4bcb3d4978b382578f

Aliases

arxiv: 1403.5769 · arxiv_version: 1403.5769v1 · doi: 10.48550/arxiv.1403.5769 · pith_short_12: TPUC7Y7FHUNW · pith_short_16: TPUC7Y7FHUNWSOZP · pith_short_8: TPUC7Y7F

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/TPUC7Y7FHUNWSOZPYGCXEMWUTB \
  | 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: 9be82fe3e53d1b693b2fc1857232d498783972cf46638a4bcb3d4978b382578f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1da242c7ab31dc5b399bbce14cf62ab9ce752b361ea0b821fe68459a284890b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-23T16:31:49Z",
    "title_canon_sha256": "3ae351fd473fd6b86c087780230304a44db25b818a5cf30d2031221a1477ea97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5769",
    "kind": "arxiv",
    "version": 1
  }
}