Pith Number

pith:VAFEM73H

pith:2017:VAFEM73HN2OP5KY5I2UCWZBVTX

not attested not anchored not stored refs pending

The Serre automorphism via homotopy actions and the Cobordism Hypothesis for oriented manifolds

Alessandro Valentino, Jan Hesse

arxiv:1701.03895 v2 · 2017-01-14 · math.QA · 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{VAFEM73HN2OP5KY5I2UCWZBVTX}

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	2026-05-18T00:22:40.130199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a80a467f676e9cfeab1d46a82b64359dec356c5b5ed0b53f1e4052662888d739

Aliases

arxiv: 1701.03895 · arxiv_version: 1701.03895v2 · doi: 10.48550/arxiv.1701.03895 · pith_short_12: VAFEM73HN2OP · pith_short_16: VAFEM73HN2OP5KY5 · pith_short_8: VAFEM73H

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/VAFEM73HN2OP5KY5I2UCWZBVTX \
  | 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: a80a467f676e9cfeab1d46a82b64359dec356c5b5ed0b53f1e4052662888d739

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6629e50f064e9db5fe09963d290f5d4848275faa29cc3ce6238e132309d20194",
    "cross_cats_sorted": [
      "math.AT",
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2017-01-14T09:46:57Z",
    "title_canon_sha256": "0be98c79791bf238a3f5467b4b60291777bd5568f7140d02f3d3bce6003dcf34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03895",
    "kind": "arxiv",
    "version": 2
  }
}