Pith Number

pith:2GI75HIG

pith:2020:2GI75HIGEROYRZAET5C7IS7FYA

not attested not anchored not stored refs pending

The cohomology of coalgebras in species

Pedro Tamaroff

arxiv:2006.03780 v3 · 2020-06-06 · math.KT · 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{2GI75HIGEROYRZAET5C7IS7FYA}

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.

Cited by

1 paper in Pith

CMBAnalysis: A Modern Framework for High-Precision Cosmic Microwave Background Analysis

Receipt and verification

First computed	2026-07-05T03:51:03.769692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d191fe9d06245d88e4049f45f44be5c031175ed3fe29039978ff004bdd8f4de2

Aliases

arxiv: 2006.03780 · arxiv_version: 2006.03780v3 · doi: 10.48550/arxiv.2006.03780 · pith_short_12: 2GI75HIGEROY · pith_short_16: 2GI75HIGEROYRZAE · pith_short_8: 2GI75HIG

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/2GI75HIGEROYRZAET5C7IS7FYA \
  | 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: d191fe9d06245d88e4049f45f44be5c031175ed3fe29039978ff004bdd8f4de2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0514e3900d72c5059294adbb83779f51ad1c3fffc32a91d69a7d4f9c2bb6eb1e",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2020-06-06T04:55:52Z",
    "title_canon_sha256": "4ed6452b6c38ab9bdb42f538db5fd74eb6b2a8788f3131910978fd7b4019c832"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.03780",
    "kind": "arxiv",
    "version": 3
  }
}