Pith Number

pith:VWJJP2FW

pith:2013:VWJJP2FWDFDNDUN66GZ26OSQ7B

not attested not anchored not stored refs pending

Measuring the X-ray luminosities of SDSS DR7 clusters from RASS

Erwin T. Lau, Frank C. van den Bosch, H. J. Mo, Lei Wang, Q.D. Wang, Ran Li, Shiyin Shen, Wentao Luo, Xiaohu Yang, Xi Kang, Yu Wang

arxiv:1312.7417 v1 · 2013-12-28 · astro-ph.CO · astro-ph.GA

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

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	2026-05-18T02:49:30.611439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad9297e8b61946d1d1bef1b3af3a50f861eff5ed8b258e183c5c119b36c14cbc

Aliases

arxiv: 1312.7417 · arxiv_version: 1312.7417v1 · doi: 10.48550/arxiv.1312.7417 · pith_short_12: VWJJP2FWDFDN · pith_short_16: VWJJP2FWDFDNDUN6 · pith_short_8: VWJJP2FW

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/VWJJP2FWDFDNDUN66GZ26OSQ7B \
  | 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: ad9297e8b61946d1d1bef1b3af3a50f861eff5ed8b258e183c5c119b36c14cbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dba20f244382be3ba8937adcead0f9e463ff69dd99b3129b75961e821f276d6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-28T10:13:05Z",
    "title_canon_sha256": "9a913d548e0d4eff75d4c756f69d00d240d474cc4626b72c254e6f569fecae14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7417",
    "kind": "arxiv",
    "version": 1
  }
}