Pith Number

pith:V3XLXDI2

pith:2020:V3XLXDI2B4YK2PAWBWYOIBTXKU

not attested not anchored not stored refs pending

Computing Reeb dynamics on 4d convex polytopes

Julian Chaidez, Michael Hutchings

arxiv:2008.10111 v2 · 2020-08-23 · math.SG · 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{V3XLXDI2B4YK2PAWBWYOIBTXKU}

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	2026-07-05T03:00:46.039089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeeebb8d1a0f30ad3c160db0e40677552b3e7f7f85a4bd4d06033bfa79afa4bd

Aliases

arxiv: 2008.10111 · arxiv_version: 2008.10111v2 · doi: 10.48550/arxiv.2008.10111 · pith_short_12: V3XLXDI2B4YK · pith_short_16: V3XLXDI2B4YK2PAW · pith_short_8: V3XLXDI2

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/V3XLXDI2B4YK2PAWBWYOIBTXKU \
  | 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: aeeebb8d1a0f30ad3c160db0e40677552b3e7f7f85a4bd4d06033bfa79afa4bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5319003a9baa3823336328c0c20b2d9265a3edf6a6ceae98876329ebef059936",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2020-08-23T21:38:50Z",
    "title_canon_sha256": "52fcbbaba7707ad13f6793fc9d9abeeac4064f772be4b4d4449149b307690dca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.10111",
    "kind": "arxiv",
    "version": 2
  }
}