Pith Number

pith:FSEM64RX

pith:2016:FSEM64RXOMJ6ZBKUIQF3K75GTB

not attested not anchored not stored refs pending

On Codimension one Embedding of Simplicial Complexes

Afshin Goodarzi, Anders Bj\"orner

arxiv:1605.01240 v2 · 2016-05-04 · math.GT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSEM64RXOMJ6ZBKUIQF3K75GTB}

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	2026-05-18T00:49:36.737909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c88cf72377313ec8554440bb57fa69845b593d58604bab05d071b8b68915eb7

Aliases

arxiv: 1605.01240 · arxiv_version: 1605.01240v2 · doi: 10.48550/arxiv.1605.01240 · pith_short_12: FSEM64RXOMJ6 · pith_short_16: FSEM64RXOMJ6ZBKU · pith_short_8: FSEM64RX

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/FSEM64RXOMJ6ZBKUIQF3K75GTB \
  | 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: 2c88cf72377313ec8554440bb57fa69845b593d58604bab05d071b8b68915eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a16f10b84046bda25769d10fe9c037e195817f368e2e7273da658ad9049aead",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-05-04T12:09:09Z",
    "title_canon_sha256": "ebd11cf875ce2ddcbaa6b70790385e6352a741ecbd549ed05c8a30b21aa02863"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01240",
    "kind": "arxiv",
    "version": 2
  }
}