Pith Number

pith:LTRFX2YH

pith:2011:LTRFX2YH3Y3M3MNHZIWOBQTWXZ

not attested not anchored not stored refs pending

A new algebraic and arithmetic framework for interval computations

Abdel Kenoufi, Elisabeth Remm, Michel Goze, Nicolas Goze

arxiv:1107.3667 v1 · 2011-07-19 · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LTRFX2YH3Y3M3MNHZIWOBQTWXZ}

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	2026-05-18T04:17:24.245032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ce25beb07de36cdb1a7ca2ce0c276be7d61e3204008de17f0abc064c76b3cc5

Aliases

arxiv: 1107.3667 · arxiv_version: 1107.3667v1 · doi: 10.48550/arxiv.1107.3667 · pith_short_12: LTRFX2YH3Y3M · pith_short_16: LTRFX2YH3Y3M3MNH · pith_short_8: LTRFX2YH

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/LTRFX2YH3Y3M3MNHZIWOBQTWXZ \
  | 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: 5ce25beb07de36cdb1a7ca2ce0c276be7d61e3204008de17f0abc064c76b3cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caf0281becb7d5ef7cb9b15e3feab5adae5a4c6335d19af4f706bed761880651",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2011-07-19T10:00:22Z",
    "title_canon_sha256": "ff4f46a3bb2a7cc18374059a623966c2739476684ff42529d1228421e005b891"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3667",
    "kind": "arxiv",
    "version": 1
  }
}