Pith Number

pith:WVTMBU3B

pith:2014:WVTMBU3B7IBARGBI57PDBRNINB

not attested not anchored not stored refs pending

Cross-Calibration of the XMM-Newton EPIC pn & MOS On-Axis Effective Areas Using 2XMM Sources

(2) ESAC, A.M. Read (1), M. Guainazzi (2), Spain), S. Sembay (1) ((1) University of Leicester, UK

arxiv:1403.3555 v1 · 2014-03-14 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WVTMBU3B7IBARGBI57PDBRNINB}

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	2026-05-18T02:52:25.384867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b566c0d361fa02089828efde30c5a86854ca7f632001dbad2c516f3f43a8af67

Aliases

arxiv: 1403.3555 · arxiv_version: 1403.3555v1 · doi: 10.48550/arxiv.1403.3555 · pith_short_12: WVTMBU3B7IBA · pith_short_16: WVTMBU3B7IBARGBI · pith_short_8: WVTMBU3B

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/WVTMBU3B7IBARGBI57PDBRNINB \
  | 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: b566c0d361fa02089828efde30c5a86854ca7f632001dbad2c516f3f43a8af67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd5da3af0f5ddb2914f5a232c3c050e787d3cdd5df43e4d7724d7679cd6814a7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-03-14T12:34:30Z",
    "title_canon_sha256": "642032db75af90b753d9595a0944e08aa6152e0bebfb76d23f8c1119e1f40c69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3555",
    "kind": "arxiv",
    "version": 1
  }
}