Pith Number

pith:2WZ5BPIQ

pith:2012:2WZ5BPIQX2VSH55CCY7Y7VHC4H

not attested not anchored not stored refs pending

New Ccd Photometric Observations Of W-Uma Eclipsing Binary Nsv 5904 Using The 1.88-M Kottamia Telescope, Egypt

A. A. Haroon, A. Essam, A. Naklawy, F. I. Elnagahy, G. B. Ali, H. A. Ismail, I. M. Selim, M. A. Hamdy, Y. A. Azzam

arxiv:1211.1329 v1 · 2012-11-06 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WZ5BPIQX2VSH55CCY7Y7VHC4H}

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	2026-05-18T03:41:21.834169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5b3d0bd10beab23f7a2163f8fd4e2e1f8f80b9bc3b50263f8c02ffe809a88a6

Aliases

arxiv: 1211.1329 · arxiv_version: 1211.1329v1 · doi: 10.48550/arxiv.1211.1329 · pith_short_12: 2WZ5BPIQX2VS · pith_short_16: 2WZ5BPIQX2VSH55C · pith_short_8: 2WZ5BPIQ

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/2WZ5BPIQX2VSH55CCY7Y7VHC4H \
  | 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: d5b3d0bd10beab23f7a2163f8fd4e2e1f8f80b9bc3b50263f8c02ffe809a88a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d922370852d69fd6e7d968e18f0e18d6199fc0242f815399a9e202b90da402a6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-06T17:59:29Z",
    "title_canon_sha256": "045697683ca06b97ef3b1e421da1fd94ba4a307c95016b6db6fddbf6c281112f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1329",
    "kind": "arxiv",
    "version": 1
  }
}