Pith Number

pith:UWTSD27K

pith:2007:UWTSD27KSJDPP6RS24DDURLMO4

not attested not anchored not stored refs pending

Least Squares Fitting of Low-Level Gamma-ray Spectra with B-Spline Basis Functions

A.A. Xu, L.G. Liu, M.H. Zhu, Z. You

arxiv:0711.3814 v1 · 2007-11-24 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UWTSD27KSJDPP6RS24DDURLMO4}

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	2026-07-04T15:13:31.602705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5a721ebea9246f7fa32d7063a456c7731d31c955ca45247e06b2034d1dd1660

Aliases

arxiv: 0711.3814 · arxiv_version: 0711.3814v1 · doi: 10.48550/arxiv.0711.3814 · pith_short_12: UWTSD27KSJDP · pith_short_16: UWTSD27KSJDPP6RS · pith_short_8: UWTSD27K

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/UWTSD27KSJDPP6RS24DDURLMO4 \
  | 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: a5a721ebea9246f7fa32d7063a456c7731d31c955ca45247e06b2034d1dd1660

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33b2564a4abdbd0c5e17c516ba42aaa1cdbe4ae2b9482b782c424cc66dddcb4f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.SP",
    "submitted_at": "2007-11-24T04:31:40Z",
    "title_canon_sha256": "9560133076501facb3581567039c37b87339477109133fe010f19c922333631e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.3814",
    "kind": "arxiv",
    "version": 1
  }
}