Pith Number

pith:LC5RELPE

pith:2016:LC5RELPEQAAEWMBPQGGDF323VJ

not attested not anchored not stored refs pending

A bicategory of decorated cospans

Kenny Courser

arxiv:1605.08100 v4 · 2016-05-25 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LC5RELPEQAAEWMBPQGGDF323VJ}

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	2026-05-18T00:34:52.835027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58bb122de480004b302f818c32ef5baa41ada6b8186d94ed05748cbb00cd960c

Aliases

arxiv: 1605.08100 · arxiv_version: 1605.08100v4 · doi: 10.48550/arxiv.1605.08100 · pith_short_12: LC5RELPEQAAE · pith_short_16: LC5RELPEQAAEWMBP · pith_short_8: LC5RELPE

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/LC5RELPEQAAEWMBPQGGDF323VJ \
  | 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: 58bb122de480004b302f818c32ef5baa41ada6b8186d94ed05748cbb00cd960c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ae150076f0d8d6e0db8e8b40d74f3da0979209aae56e6138819671efe435899",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2016-05-25T23:07:59Z",
    "title_canon_sha256": "2e2781b8e18d8275cc4b5df827d75d5b2fa0c98abeb62cddaa5b0efd6be0f67b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08100",
    "kind": "arxiv",
    "version": 4
  }
}