Pith Number

pith:SCIFJHPK

pith:2017:SCIFJHPKEKQHPJ7KFVNUUWO4EH

not attested not anchored not stored refs pending

Borel Globalizations of Partial Actions of Polish Groups

Carlos Uzcategui, Hector Pinedo

arxiv:1702.02611 v1 · 2017-02-08 · math.LO · math.GN · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCIFJHPKEKQHPJ7KFVNUUWO4EH}

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	2026-05-18T00:51:03.865357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9090549dea22a077a7ea2d5b4a59dc21ea0cf65c9f5fe87adad38f721d19f07c

Aliases

arxiv: 1702.02611 · arxiv_version: 1702.02611v1 · doi: 10.48550/arxiv.1702.02611 · pith_short_12: SCIFJHPKEKQH · pith_short_16: SCIFJHPKEKQHPJ7K · pith_short_8: SCIFJHPK

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/SCIFJHPKEKQHPJ7KFVNUUWO4EH \
  | 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: 9090549dea22a077a7ea2d5b4a59dc21ea0cf65c9f5fe87adad38f721d19f07c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b4f5324405d579836cc88a4ec1a169f8ff07aa407b5d13842a95b829a67d7c",
    "cross_cats_sorted": [
      "math.GN",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-02-08T21:15:15Z",
    "title_canon_sha256": "5052ed86d3354ec97df61c0bdff65af8d6b8e08cc13108e23d419961baaac665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02611",
    "kind": "arxiv",
    "version": 1
  }
}