Pith Number

pith:ARV3NMIA

pith:2014:ARV3NMIA4CAE4DSRPVBELOFVTR

not attested not anchored not stored refs pending

Homology Classes of Semi-Algebraic Sets and Mass Minimization

Quentin Funk

arxiv:1404.4796 v2 · 2014-04-18 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ARV3NMIA4CAE4DSRPVBELOFVTR}

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	2026-05-18T02:38:29.641944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

046bb6b100e0804e0e517d4245b8b59c4c87a4b849d2ff1d88940b5310bce3ce

Aliases

arxiv: 1404.4796 · arxiv_version: 1404.4796v2 · doi: 10.48550/arxiv.1404.4796 · pith_short_12: ARV3NMIA4CAE · pith_short_16: ARV3NMIA4CAE4DSR · pith_short_8: ARV3NMIA

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/ARV3NMIA4CAE4DSRPVBELOFVTR \
  | 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: 046bb6b100e0804e0e517d4245b8b59c4c87a4b849d2ff1d88940b5310bce3ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62528c52f6d9277b4caa9701e566110be8bf290c2c956c94da0b5221bae41fe0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-04-18T14:28:11Z",
    "title_canon_sha256": "fe57c00a46876a1a23f4050f8bc030d31b550862d949ea4977f1066718a9aeba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4796",
    "kind": "arxiv",
    "version": 2
  }
}