Pith Number

pith:7HU7PPCU

pith:2018:7HU7PPCUTK4M2H2BXVMHIN4UY7

not attested not anchored not stored refs pending

Hidden in plain sight: a massive, dusty starburst in a galaxy protocluster at z=5.7 in the COSMOS field

Andreas L. Faisst, Chelsea E. Sharon, Christopher L. Carilli, Dominik A. Riechers, Eva Schinnerer, Gordon J. Stacey, Nick Scoville, Peter L. Capak, Riccardo Pavesi, Vernesa Smolcic

arxiv:1803.08048 v3 · 2018-03-21 · 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{7HU7PPCUTK4M2H2BXVMHIN4UY7}

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	2026-05-18T00:10:38.179045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e9f7bc549ab8cd1f41bd58743794c7d9c2ed1efd601e99c2a8c749d1be68d0

Aliases

arxiv: 1803.08048 · arxiv_version: 1803.08048v3 · doi: 10.48550/arxiv.1803.08048 · pith_short_12: 7HU7PPCUTK4M · pith_short_16: 7HU7PPCUTK4M2H2B · pith_short_8: 7HU7PPCU

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/7HU7PPCUTK4M2H2BXVMHIN4UY7 \
  | 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: f9e9f7bc549ab8cd1f41bd58743794c7d9c2ed1efd601e99c2a8c749d1be68d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb6562a26f7c13b34107b38c2ab88707d5a65ef74a2e14b4681dfb5791211a44",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-21T18:00:01Z",
    "title_canon_sha256": "8d5cf412d2184b1901b4190320141672cd668f37dea2fcad1f36aa9e6edc241e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08048",
    "kind": "arxiv",
    "version": 3
  }
}