Pith Number

pith:2LPS5TTK

pith:2018:2LPS5TTKNIQ6L4PD6FVKNTFLSO

not attested not anchored not stored refs pending

A massive core for a cluster of galaxies at a redshift of 4.3

A. A. Stark, A. Babul, A. H. Gonzalez, A. L. Strom, A. Wei{\ss}, C. C. Hayward, C. De Breuck, Chian-Chou Chen, C. M. Bradford, D. J. M. Cunningham, D. Narayanan, D. P. Marrone, D. Rennehan, E. J. Murphy, E. Pass, J. D. Vieira, J. E. Carlstrom, J. Harnett, J. Ma, J. Simpson, J. Sreevani, J. S. Spilker, K. A. Phadke, K. C. Litke, K. Lacaille, K. M. Rotermund, M. Aravena, M. B\'ethermin, M. Brodwin, M. L. N. Ashby, M. L. Strandet, M. Malkan, R. Perry, S. C. Chapman, T. B. Miller, T. R. Greve, W. Morningstar, Y. Hezaveh

arxiv:1804.09231 v1 · 2018-04-24 · astro-ph.GA · 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{2LPS5TTKNIQ6L4PD6FVKNTFLSO}

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	2026-05-18T00:16:24.637237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2df2ece6a6a21e5f1e3f16aa6ccab938f6ed4fcbb7b6506334ed2d34f792ec6

Aliases

arxiv: 1804.09231 · arxiv_version: 1804.09231v1 · doi: 10.48550/arxiv.1804.09231 · pith_short_12: 2LPS5TTKNIQ6 · pith_short_16: 2LPS5TTKNIQ6L4PD · pith_short_8: 2LPS5TTK

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/2LPS5TTKNIQ6L4PD6FVKNTFLSO \
  | 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: d2df2ece6a6a21e5f1e3f16aa6ccab938f6ed4fcbb7b6506334ed2d34f792ec6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3072544acf06e40e94b57e53ff3412b98ac8292982f9ca6054684627149d387b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-24T19:56:16Z",
    "title_canon_sha256": "27bf70b6aaa18a05bf3ae3a36ce8da6d6e3727db1e3fd5ce1513d7318cfe59b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09231",
    "kind": "arxiv",
    "version": 1
  }
}