Pith Number

pith:K2KRYQQB

pith:2019:K2KRYQQBXHZYPMAON24D3WOZ4V

not attested not anchored not stored refs pending

Asymptotic Filtered Colimits

Kevin Sinclair, Logan Higginbotham

arxiv:1907.10005 v1 · 2019-07-23 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K2KRYQQBXHZYPMAON24D3WOZ4V}

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	2026-05-17T23:39:49.417408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56951c4201b9f387b00e6eb83dd9d9e56e1ef285e00bb10f1929699610ed0425

Aliases

arxiv: 1907.10005 · arxiv_version: 1907.10005v1 · doi: 10.48550/arxiv.1907.10005 · pith_short_12: K2KRYQQBXHZY · pith_short_16: K2KRYQQBXHZYPMAO · pith_short_8: K2KRYQQB

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/K2KRYQQBXHZYPMAON24D3WOZ4V \
  | 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: 56951c4201b9f387b00e6eb83dd9d9e56e1ef285e00bb10f1929699610ed0425

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e527b6b7bd0d265213ae2ad63b141a3dcf3ffb6cf938f919ac299854b7eba91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2019-07-23T16:57:37Z",
    "title_canon_sha256": "7fac7d7746e5d7f40a0412198bd12c135a14b2857b977ddeba7f45d5012fbab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10005",
    "kind": "arxiv",
    "version": 1
  }
}