Pith Number

pith:TFX4KFGM

pith:2012:TFX4KFGMTPSWWZGXVDWIVGNQK6

not attested not anchored not stored refs pending

Chandra and optical/IR observations of CXOJ1415.2+3610, a massive, newly discovered galaxy cluster at z~1.5

B. Altieri, B. Sartoris, J. S. Santos, M. Nonino, M. Sanchez-Portal, P. Rosati, P. Tozzi, S. Borgani

arxiv:1212.2560 v2 · 2012-12-11 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFX4KFGMTPSWWZGXVDWIVGNQK6}

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	2026-05-18T01:52:39.978958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

996fc514cc9be56b64d7a8ec8a99b0579222c0d873934c24a42de8d754d76a81

Aliases

arxiv: 1212.2560 · arxiv_version: 1212.2560v2 · doi: 10.48550/arxiv.1212.2560 · pith_short_12: TFX4KFGMTPSW · pith_short_16: TFX4KFGMTPSWWZGX · pith_short_8: TFX4KFGM

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/TFX4KFGMTPSWWZGXVDWIVGNQK6 \
  | 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: 996fc514cc9be56b64d7a8ec8a99b0579222c0d873934c24a42de8d754d76a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "304308d075c0312caa224d93cf8ca81b01ba0884c71deda646bf82eb959ff66a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-11T17:54:17Z",
    "title_canon_sha256": "fbcfc1f025347742db817a4c14596488db4c0c98199b84ca7581d875be838040"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2560",
    "kind": "arxiv",
    "version": 2
  }
}