Pith Number

pith:RVDZH5TT

pith:2017:RVDZH5TTJZETH4DZVCLYDWO425

not attested not anchored not stored refs pending

Dimension quotients, Fox subgroups and limits of functors

Inder Bir S. Passi, Roman Mikhailov

arxiv:1703.08304 v1 · 2017-03-24 · math.GR · math.AT · 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{RVDZH5TTJZETH4DZVCLYDWO425}

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	2026-05-18T00:48:00.197556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d4793f6734e4933f079a89781d9dcd76e19a1d678dffe90fa3b24e2114e72a0

Aliases

arxiv: 1703.08304 · arxiv_version: 1703.08304v1 · doi: 10.48550/arxiv.1703.08304 · pith_short_12: RVDZH5TTJZET · pith_short_16: RVDZH5TTJZETH4DZ · pith_short_8: RVDZH5TT

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/RVDZH5TTJZETH4DZVCLYDWO425 \
  | 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: 8d4793f6734e4933f079a89781d9dcd76e19a1d678dffe90fa3b24e2114e72a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adfc48b10147d4819ed6d3bc8c0f19eba1907997456d91ae46c3a034a8e5f954",
    "cross_cats_sorted": [
      "math.AT",
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2017-03-24T07:51:57Z",
    "title_canon_sha256": "f7c838807726bc9ff0409505263fa929481ce200f91344fef5a14e96faed2efc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08304",
    "kind": "arxiv",
    "version": 1
  }
}