Pith Number

pith:IXY3CURZ

pith:2015:IXY3CURZ6SBXQJ524ZO3LK6EBV

not attested not anchored not stored refs pending

On semi-open codes and bi-continuing almost everywhere codes

Dawoud Ahmadi Dastjerdi, Somayyeh Jangjooye Shaldehi

arxiv:1505.00395 v1 · 2015-05-03 · 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{IXY3CURZ6SBXQJ524ZO3LK6EBV}

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	2026-05-18T02:17:10.279170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45f1b15239f4837827bae65db5abc40d6a1804cb15987b299a92a707000ffa09

Aliases

arxiv: 1505.00395 · arxiv_version: 1505.00395v1 · doi: 10.48550/arxiv.1505.00395 · pith_short_12: IXY3CURZ6SBX · pith_short_16: IXY3CURZ6SBXQJ52 · pith_short_8: IXY3CURZ

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/IXY3CURZ6SBXQJ524ZO3LK6EBV \
  | 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: 45f1b15239f4837827bae65db5abc40d6a1804cb15987b299a92a707000ffa09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d01629ec144b68925821d99db0e2ab3518b17e03046a9e1da982c69ebd787db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-05-03T06:06:29Z",
    "title_canon_sha256": "4a66b38a7f2d75b24e6f3de40e6cb0a50b586da2a4650d14fa01e7500a3ed042"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00395",
    "kind": "arxiv",
    "version": 1
  }
}