Pith Number

pith:3ASXSQEB

pith:2005:3ASXSQEBL4LWMF7RSB64G6BWPG

not attested not anchored not stored refs pending

D-bar Sparks, I

F. Reese Harvey, H. Blaine Lawson Jr

arxiv:math/0512247 v2 · 2005-12-12 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ASXSQEBL4LWMF7RSB64G6BWPG}

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	2026-05-18T00:28:19.434076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8257940815f176617f1907dc37836799f66ce271ac2b6fac5a857203ac7bb6f

Aliases

arxiv: math/0512247 · arxiv_version: math/0512247v2 · doi: 10.48550/arxiv.math/0512247 · pith_short_12: 3ASXSQEBL4LW · pith_short_16: 3ASXSQEBL4LWMF7R · pith_short_8: 3ASXSQEB

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/3ASXSQEBL4LWMF7RSB64G6BWPG \
  | 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: d8257940815f176617f1907dc37836799f66ce271ac2b6fac5a857203ac7bb6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "248d136063f168c339f7f04f101858e556a23cfd00e974ab96c32d90ad3f031e",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2005-12-12T18:47:57Z",
    "title_canon_sha256": "3655837673ed2d24f3146b96d671c815a6fb27fb5703afb7cd6d70b2c4e3ff14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0512247",
    "kind": "arxiv",
    "version": 2
  }
}