Pith Number

pith:OMHGGLK2

pith:2018:OMHGGLK2SWZWJEG7LH4YNR3ZEV

not attested not anchored not stored refs pending

Topology change and selection rules for high-dimensional $\Spin(1, n)_0$-Lorentzian cobordisms

Gleb Smirnov, Rafael Torres

arxiv:1804.07813 v1 · 2018-04-20 · math.GT · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMHGGLK2SWZWJEG7LH4YNR3ZEV}

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	2026-05-18T00:17:52.690291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

730e632d5a95b36490df59f986c77925662a1f45798d622cca4c3039e4f3edd3

Aliases

arxiv: 1804.07813 · arxiv_version: 1804.07813v1 · doi: 10.48550/arxiv.1804.07813 · pith_short_12: OMHGGLK2SWZW · pith_short_16: OMHGGLK2SWZWJEG7 · pith_short_8: OMHGGLK2

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/OMHGGLK2SWZWJEG7LH4YNR3ZEV \
  | 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: 730e632d5a95b36490df59f986c77925662a1f45798d622cca4c3039e4f3edd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7d2531ab821acc54d346f9d9a7d2f06c13f063b6cd335ab057a6eb66442262a",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-04-20T20:15:56Z",
    "title_canon_sha256": "87d03cbd15e4c2c12d1acbeb559c324b2217f35c9fccd2b1a0fd39f6607ad2b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07813",
    "kind": "arxiv",
    "version": 1
  }
}