Pith Number

pith:YBVTNNDO

pith:2017:YBVTNNDOROW2D5SDXERF22UUJB

not attested not anchored not stored refs pending

Vortex sheets and diffeomorphism groupoids

Anton Izosimov, Boris Khesin

arxiv:1705.01603 v2 · 2017-05-03 · math.SG · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBVTNNDOROW2D5SDXERF22UUJB}

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	2026-05-18T00:06:41.908099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c06b36b46e8bada1f643b9225d6a944841e931ce9d25a7e214444cae71d4ba25

Aliases

arxiv: 1705.01603 · arxiv_version: 1705.01603v2 · doi: 10.48550/arxiv.1705.01603 · pith_short_12: YBVTNNDOROW2 · pith_short_16: YBVTNNDOROW2D5SD · pith_short_8: YBVTNNDO

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/YBVTNNDOROW2D5SDXERF22UUJB \
  | 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: c06b36b46e8bada1f643b9225d6a944841e931ce9d25a7e214444cae71d4ba25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbf36edf46a8f80dd099d5161e2a4167e8795a7ef822ece2efde0b0bd9d6be7b",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2017-05-03T20:11:13Z",
    "title_canon_sha256": "6da2e21b67f184f85e57cdbe725dffee7932b79e424a3326696826d2d1dee039"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01603",
    "kind": "arxiv",
    "version": 2
  }
}