Pith Number

pith:6NZDFISW

pith:2021:6NZDFISWDRF432RXW5HF3YYVDX

not attested not anchored not stored refs pending

A Search for Massive Galaxy Population in a Protocluster of LAEs at $z = 2.39$ near the Radio Galaxy 53W002

Erika Hamaguchi, Ken Mawatari, Masaru Kajisawa, Naoki Yonekura, Toru Yamada

arxiv:2109.02019 v2 · 2021-09-05 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NZDFISWDRF432RXW5HF3YYVDX}

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	2026-07-05T04:24:12.534812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f37232a2561c4bcdea37b74e5de3151de4a0416bb2b45d599a6a032090e58481

Aliases

arxiv: 2109.02019 · arxiv_version: 2109.02019v2 · doi: 10.48550/arxiv.2109.02019 · pith_short_12: 6NZDFISWDRF4 · pith_short_16: 6NZDFISWDRF432RX · pith_short_8: 6NZDFISW

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/6NZDFISWDRF432RXW5HF3YYVDX \
  | 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: f37232a2561c4bcdea37b74e5de3151de4a0416bb2b45d599a6a032090e58481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "659c7e974d9619556cda19f37c87efe547ebacde1b3e38450d1d888e6f4286a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-09-05T08:04:19Z",
    "title_canon_sha256": "932f1fa572026714999590716f9df6161106e3eaad03fcb8342fb9dc5308d22c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02019",
    "kind": "arxiv",
    "version": 2
  }
}