Pith Number

pith:BX7OGYI7

pith:2007:BX7OGYI77GYYTBHBP4MJD3WOLW

not attested not anchored not stored refs pending

LibCPIXE: a PIXE simulation open-source library for multilayered samples

C. Pascual-Izarra, M. A. Reis, N. P. Barradas

arxiv:0707.2438 v1 · 2007-07-17 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX7OGYI77GYYTBHBP4MJD3WOLW}

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	2026-07-04T15:03:06.513635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dfee3611ff9b18984e17f1891eece5d86c00aaddc0a8387fd8ad6871679c542

Aliases

arxiv: 0707.2438 · arxiv_version: 0707.2438v1 · doi: 10.48550/arxiv.0707.2438 · pith_short_12: BX7OGYI77GYY · pith_short_16: BX7OGYI77GYYTBHB · pith_short_8: BX7OGYI7

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/BX7OGYI77GYYTBHBP4MJD3WOLW \
  | 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: 0dfee3611ff9b18984e17f1891eece5d86c00aaddc0a8387fd8ad6871679c542

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cf7c3b99e82cbb4ba042d2bc799bf6dd422e6be5257a4b2471249a1058b44eb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2007-07-17T06:19:54Z",
    "title_canon_sha256": "a5d3a95c095715a2169cc90b619ca5c0a8ebe97b797f0a17afc5c95ea6fd5ebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2438",
    "kind": "arxiv",
    "version": 1
  }
}