Pith Number

pith:SJCEG3CE

pith:2005:SJCEG3CEUOWY6EIRWKBP3HUZOD

not attested not anchored not stored refs pending

Projective Hulls and the Projective Gelfand Transformation

F. Reese Harvey, H. Blaine Lawson

arxiv:math/0510286 v2 · 2005-10-13 · 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{SJCEG3CEUOWY6EIRWKBP3HUZOD}

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	2026-05-18T00:28:19.443087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9244436c44a3ad8f1111b282fd9e9970d50b5284f9ea143a929d8636816c70c6

Aliases

arxiv: math/0510286 · arxiv_version: math/0510286v2 · doi: 10.48550/arxiv.math/0510286 · pith_short_12: SJCEG3CEUOWY · pith_short_16: SJCEG3CEUOWY6EIR · pith_short_8: SJCEG3CE

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/SJCEG3CEUOWY6EIRWKBP3HUZOD \
  | 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: 9244436c44a3ad8f1111b282fd9e9970d50b5284f9ea143a929d8636816c70c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf593e7b288dbe3ac55479ddef5aafdb703364c0e79566697c6f048b49712637",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2005-10-13T19:29:49Z",
    "title_canon_sha256": "48a737a9d6ad1dc046dbc7a3a9342944dd5739dd3b147b4ba55f87e0a13d9e57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0510286",
    "kind": "arxiv",
    "version": 2
  }
}