Pith Number

pith:R6TGMAOP

pith:2008:R6TGMAOPM7JW4UGXPMMAHFFNIZ

not attested not anchored not stored refs pending

JKCS041: a colour-detected galaxy cluster at z_phot=1.9 with deep potential well as confirmed by X-ray data

B. Maughan, G. Trinchieri, J. Kurk, S. Andreon

arxiv:0812.1699 v2 · 2008-12-09 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6TGMAOPM7JW4UGXPMMAHFFNIZ}

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	2026-05-18T02:15:11.283178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fa66601cf67d36e50d77b180394ad466a1c9d745af6455a3d791867ba22c1cf

Aliases

arxiv: 0812.1699 · arxiv_version: 0812.1699v2 · doi: 10.48550/arxiv.0812.1699 · pith_short_12: R6TGMAOPM7JW · pith_short_16: R6TGMAOPM7JW4UGX · pith_short_8: R6TGMAOP

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/R6TGMAOPM7JW4UGXPMMAHFFNIZ \
  | 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: 8fa66601cf67d36e50d77b180394ad466a1c9d745af6455a3d791867ba22c1cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40fb5201f841774a0857958e034290e860314dde3a051ec5077f2c9cb5035838",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-09T14:21:01Z",
    "title_canon_sha256": "d3d054a57d69be26c099fa5a57a8b509f9add4731269f9a27e7bb16d12ab84cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1699",
    "kind": "arxiv",
    "version": 2
  }
}