Pith Number

pith:PGRJ6KQT

pith:2017:PGRJ6KQT5CMJKVCCYGCFHEPTB4

not attested not anchored not stored refs pending

Decomposition of sets in real algebraic geometry

Hadi Seyedinejad

arxiv:1704.08965 v2 · 2017-04-28 · 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{PGRJ6KQT5CMJKVCCYGCFHEPTB4}

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	2026-05-18T00:11:50.848496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79a29f2a13e898955442c1845391f30f364239ee710e97999efe06eb707953dc

Aliases

arxiv: 1704.08965 · arxiv_version: 1704.08965v2 · doi: 10.48550/arxiv.1704.08965 · pith_short_12: PGRJ6KQT5CMJ · pith_short_16: PGRJ6KQT5CMJKVCC · pith_short_8: PGRJ6KQT

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/PGRJ6KQT5CMJKVCCYGCFHEPTB4 \
  | 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: 79a29f2a13e898955442c1845391f30f364239ee710e97999efe06eb707953dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9caa348c218196f39cf4bf3957cd53c7eb0f8b104d41ab8f98212e8a2d4f3155",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-04-28T14:56:19Z",
    "title_canon_sha256": "a78c5b6d3679424f346b4499decc474987da607364a436b3c5bb4c052ad67d03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08965",
    "kind": "arxiv",
    "version": 2
  }
}