Pith Number

pith:HQAGUNPQ

pith:2017:HQAGUNPQSNLWOTGQS7CWHECJKM

not attested not anchored not stored refs pending

Framed and MW-transfers for homotopy modules

Alexander Neshitov, Alexey Ananyevskiy

arxiv:1710.07412 v3 · 2017-10-20 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQAGUNPQSNLWOTGQS7CWHECJKM}

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	2026-05-17T23:57:15.586541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c006a35f09357674cd097c56390495323ee18faa70a7ee19c68830cf5026392

Aliases

arxiv: 1710.07412 · arxiv_version: 1710.07412v3 · doi: 10.48550/arxiv.1710.07412 · pith_short_12: HQAGUNPQSNLW · pith_short_16: HQAGUNPQSNLWOTGQ · pith_short_8: HQAGUNPQ

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/HQAGUNPQSNLWOTGQS7CWHECJKM \
  | 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: 3c006a35f09357674cd097c56390495323ee18faa70a7ee19c68830cf5026392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba50e4e10771c491ed8b837bec25906827ff6bb4ab4bee51c1a06a504e8c68ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-10-20T04:26:14Z",
    "title_canon_sha256": "51737379ec6a8bff365be50b0eb7a91e43cc8d9c7520283184deb9e25f4f0379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07412",
    "kind": "arxiv",
    "version": 3
  }
}