Pith Number

pith:DPP5XF63

pith:2010:DPP5XF63URRD5Z3OWVV77OYRGU

not attested not anchored not stored refs pending

An example of unbounded chaos

Bau-Sen Du

arxiv:1006.0604 v3 · 2010-06-03 · 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{DPP5XF63URRD5Z3OWVV77OYRGU}

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	2026-05-18T02:23:48.350621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bdfdb97dba4623ee76eb56bffbb11352cf63f5984631d145e2d46e13826240f

Aliases

arxiv: 1006.0604 · arxiv_version: 1006.0604v3 · doi: 10.48550/arxiv.1006.0604 · pith_short_12: DPP5XF63URRD · pith_short_16: DPP5XF63URRD5Z3O · pith_short_8: DPP5XF63

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/DPP5XF63URRD5Z3OWVV77OYRGU \
  | 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: 1bdfdb97dba4623ee76eb56bffbb11352cf63f5984631d145e2d46e13826240f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9015fec1a8a0f9accfc7da7182df17e7b5e918afa0b42352a91612b500c241cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2010-06-03T10:08:16Z",
    "title_canon_sha256": "700c1f10706e34d9d9b30ff6d7d498f208a83e9e67e1de4627209bfba309f456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0604",
    "kind": "arxiv",
    "version": 3
  }
}