Pith Number

pith:EGTIY7PA

pith:2012:EGTIY7PAAZME7CGONUPUD6N6V4

not attested not anchored not stored refs pending

Holography principle for twistor spaces

Misha Verbitsky

arxiv:1211.5765 v1 · 2012-11-25 · math.AG · math.CV · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGTIY7PAAZME7CGONUPUD6N6V4}

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	2026-05-18T02:30:32.767079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21a68c7de006584f88ce6d1f41f9beaf2603c3cd2ebe425255f7943b7766efd5

Aliases

arxiv: 1211.5765 · arxiv_version: 1211.5765v1 · doi: 10.48550/arxiv.1211.5765 · pith_short_12: EGTIY7PAAZME · pith_short_16: EGTIY7PAAZME7CGO · pith_short_8: EGTIY7PA

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/EGTIY7PAAZME7CGONUPUD6N6V4 \
  | 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: 21a68c7de006584f88ce6d1f41f9beaf2603c3cd2ebe425255f7943b7766efd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7715c40d717a94fd4e16c5927f807cbff5b3d2d91ece09269ad59a9a942d9e49",
    "cross_cats_sorted": [
      "math.CV",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-11-25T14:07:24Z",
    "title_canon_sha256": "e4bacca1afe8bce2d955d2b7c858760c684d7607b12abaef8c288d5de4c914ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5765",
    "kind": "arxiv",
    "version": 1
  }
}