Pith Number

pith:SMGSNOUV

pith:2013:SMGSNOUV7KETPJVA6KJ5SKJYUZ

not attested not anchored not stored refs pending

Intersection homology of linkage spaces

Dirk Schuetz

arxiv:1306.4594 v1 · 2013-06-19 · math.AT · 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{SMGSNOUV7KETPJVA6KJ5SKJYUZ}

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	2026-05-18T03:20:33.821774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

930d26ba95fa8937a6a0f293d92938a6540aec10b3d1ee84c1e395d233e608a2

Aliases

arxiv: 1306.4594 · arxiv_version: 1306.4594v1 · doi: 10.48550/arxiv.1306.4594 · pith_short_12: SMGSNOUV7KET · pith_short_16: SMGSNOUV7KETPJVA · pith_short_8: SMGSNOUV

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/SMGSNOUV7KETPJVA6KJ5SKJYUZ \
  | 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: 930d26ba95fa8937a6a0f293d92938a6540aec10b3d1ee84c1e395d233e608a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26f35f1990f18386d75e2626d32ee29cc13baa7ebe0931876b2f9f316a9e3467",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2013-06-19T16:10:09Z",
    "title_canon_sha256": "4b5b0ef8a87d6e9b0fea86166c5b0305bce39d74992eab7742c77c8ba6d69ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4594",
    "kind": "arxiv",
    "version": 1
  }
}