Pith Number

pith:2KW4ZWA7

pith:2014:2KW4ZWA7UNSKIPYP4VL2U7S3O6

not attested not anchored not stored refs pending

Reconstruction of bremsstrahlung spectra from attenuation data using generalized simulated annealing

Alessandro Martins da Costa, Alexandre Souto Martinez, Olavo Henrique Menin

arxiv:1411.2932 v1 · 2014-11-11 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KW4ZWA7UNSKIPYP4VL2U7S3O6}

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	2026-05-18T02:37:52.667931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2adccd81fa364a43f0fe557aa7e5b778a4b9c08c7f590e786488df3e3b54f83

Aliases

arxiv: 1411.2932 · arxiv_version: 1411.2932v1 · doi: 10.48550/arxiv.1411.2932 · pith_short_12: 2KW4ZWA7UNSK · pith_short_16: 2KW4ZWA7UNSKIPYP · pith_short_8: 2KW4ZWA7

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/2KW4ZWA7UNSKIPYP4VL2U7S3O6 \
  | 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: d2adccd81fa364a43f0fe557aa7e5b778a4b9c08c7f590e786488df3e3b54f83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ee05616b1fbe24341637bc537fbd0f9ab80207e86decd26d465cc54c4c9cd2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-11-11T19:23:45Z",
    "title_canon_sha256": "00d67160c87bef0ded7f09f8cfb6b2188a955e68659773666fbd540fe6d84228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2932",
    "kind": "arxiv",
    "version": 1
  }
}