Pith Number

pith:JVSQEEM5

pith:2017:JVSQEEM5EYCSDFHXGYI345NMIV

not attested not anchored not stored refs pending

Computing Weighted Colimits

Michael Lambert

arxiv:1711.05903 v2 · 2017-11-16 · 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{JVSQEEM5EYCSDFHXGYI345NMIV}

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	2026-07-05T00:14:59.410687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d6502119d26052194f73611be75ac45737e0d021c72c5231f2f9d578c045c7c

Aliases

arxiv: 1711.05903 · arxiv_version: 1711.05903v2 · doi: 10.48550/arxiv.1711.05903 · pith_short_12: JVSQEEM5EYCS · pith_short_16: JVSQEEM5EYCSDFHX · pith_short_8: JVSQEEM5

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/JVSQEEM5EYCSDFHXGYI345NMIV \
  | 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: 4d6502119d26052194f73611be75ac45737e0d021c72c5231f2f9d578c045c7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9596e3c3720d3b202cee51f9d226a4bac713839d1d2208d94c1b1bde6f0c4f21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2017-11-16T03:14:43Z",
    "title_canon_sha256": "7ae8bf94cedd2350c0bdf90f6ac8dd4015ebadbe6e02f436d6a847423fd03d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.05903",
    "kind": "arxiv",
    "version": 2
  }
}