Pith Number

pith:ZM3LS6SA

pith:2021:ZM3LS6SAZMLDHTKKMAJOW62RRM

not attested not anchored not stored refs pending

Relative Topological Complexity and Configuration Spaces

Bryan Boehnke, Shuhang Xue, Steven Scheirer

arxiv:2108.02895 v1 · 2021-08-06 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZM3LS6SAZMLDHTKKMAJOW62RRM}

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	2026-07-05T03:03:43.318910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb36b97a40cb1633cd4a6012eb7b518b1fdce0ae5f32b74756b0ada36a6c0f65

Aliases

arxiv: 2108.02895 · arxiv_version: 2108.02895v1 · doi: 10.48550/arxiv.2108.02895 · pith_short_12: ZM3LS6SAZMLD · pith_short_16: ZM3LS6SAZMLDHTKK · pith_short_8: ZM3LS6SA

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/ZM3LS6SAZMLDHTKKMAJOW62RRM \
  | 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: cb36b97a40cb1633cd4a6012eb7b518b1fdce0ae5f32b74756b0ada36a6c0f65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cec0120504403ac6dea56e4af19562d0f16531070f729efa99ee47751a584a64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2021-08-06T00:11:47Z",
    "title_canon_sha256": "dc82edd89b5065376ad669f2cd0ba716eb882d704972b5a0216b311572c993ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02895",
    "kind": "arxiv",
    "version": 1
  }
}