Pith Number

pith:7EH4UX6K

pith:2013:7EH4UX6KKE32R2YRW6Y67SJMPL

not attested not anchored not stored refs pending

Performance Evaluation of BPM System in SSRF Using PCA Method

Longwei Lai, Renxian Yuan, Yingbing Yan, Yongbin Leng, Zhichu Chen

arxiv:1308.6640 v1 · 2013-08-30 · physics.acc-ph · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7EH4UX6KKE32R2YRW6Y67SJMPL}

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	2026-05-18T01:47:56.623398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f90fca5fca5137a8eb11b7b1efc92c7ae4ea8879721a97c54a8d63c21f8b164e

Aliases

arxiv: 1308.6640 · arxiv_version: 1308.6640v1 · doi: 10.48550/arxiv.1308.6640 · pith_short_12: 7EH4UX6KKE32 · pith_short_16: 7EH4UX6KKE32R2YR · pith_short_8: 7EH4UX6K

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/7EH4UX6KKE32R2YRW6Y67SJMPL \
  | 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: f90fca5fca5137a8eb11b7b1efc92c7ae4ea8879721a97c54a8d63c21f8b164e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da6099f1f678967280a28c143f736d95fe4fa3bebb837b047d4dfe423cfa073a",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2013-08-30T02:51:00Z",
    "title_canon_sha256": "1aecfa530c6554243e8f7d53e53708fab1bd9bc5b91e6b03fafe7f2ceaaab970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6640",
    "kind": "arxiv",
    "version": 1
  }
}