Pith Number

pith:67HQ7EVK

pith:2017:67HQ7EVKF6ACKZ723ZKJIFPFXE

not attested not anchored not stored refs pending

Near-infrared spectroscopy of 5 ultra-massive galaxies at 1.7 < z < 2.7

Adam Muzzin, Britt Lundgren, Danilo Marchesini, David Wake, Erin Kado-Fong, Gabriel Brammer, Gregory Rudnick, Ivo Labb\'e, Katherine Whitaker, Mauro Stefanon, Pieter van Dokkum, Rachel Bezanson, Rik Williams, Ryan Quadri, Tomer Tal, Z. Cemile Marsan

arxiv:1702.04352 v1 · 2017-02-14 · 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{67HQ7EVKF6ACKZ723ZKJIFPFXE}

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	2026-05-18T00:46:28.990346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7cf0f92aa2f802567fade549415e5b90009e0f662f7323743fa54e194f37d7c

Aliases

arxiv: 1702.04352 · arxiv_version: 1702.04352v1 · doi: 10.48550/arxiv.1702.04352 · pith_short_12: 67HQ7EVKF6AC · pith_short_16: 67HQ7EVKF6ACKZ72 · pith_short_8: 67HQ7EVK

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/67HQ7EVKF6ACKZ723ZKJIFPFXE \
  | 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: f7cf0f92aa2f802567fade549415e5b90009e0f662f7323743fa54e194f37d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75d9fd945acaa164b4288608b58cb81cd55fef79b0d29e8f8ac1e07420146e8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-02-14T19:00:00Z",
    "title_canon_sha256": "7b6c2de89cac1729ff1ec5444afa969136dea63804dc3574562f9a919a81bf44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04352",
    "kind": "arxiv",
    "version": 1
  }
}