Pith Number

pith:7V6O5UCK

pith:2020:7V6O5UCKXVYUKOL2UMQ4B3WBBV

not attested not anchored not stored refs pending

3d Convex Contact Forms And The Ruelle Invariant

Julian Chaidez, Oliver Edtmair

arxiv:2012.12869 v2 · 2020-12-23 · math.SG · math.DG · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7V6O5UCKXVYUKOL2UMQ4B3WBBV}

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	2026-07-05T04:06:40.886394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd7ceed04abd7145397aa321c0eec10d7423ab3cc83a232073229815db772a48

Aliases

arxiv: 2012.12869 · arxiv_version: 2012.12869v2 · doi: 10.48550/arxiv.2012.12869 · pith_short_12: 7V6O5UCKXVYU · pith_short_16: 7V6O5UCKXVYUKOL2 · pith_short_8: 7V6O5UCK

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/7V6O5UCKXVYUKOL2UMQ4B3WBBV \
  | 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: fd7ceed04abd7145397aa321c0eec10d7423ab3cc83a232073229815db772a48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ef7e37ac437d3a1a754034529c2832b5e36988024832c4b17917dd818ef3009",
    "cross_cats_sorted": [
      "math.DG",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2020-12-23T18:35:46Z",
    "title_canon_sha256": "6a66b903552a3d9234b83c29d7592d47acd9f7090457daecabccf2008ff6d894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12869",
    "kind": "arxiv",
    "version": 2
  }
}