Pith Number

pith:7DLOI2TA

pith:2018:7DLOI2TACWAMGOA7GYCRM4EGX4

not attested not anchored not stored refs pending

Evidence of Environmental Quenching at Redshift z ~ 2

Bomee Lee, Christina C. Williams, Henry C. Ferguson, Mauro Giavalisco, Sandra M. Faber, Teng Liu, Yicheng Guo, Zhiyuan Ji

arxiv:1806.04142 v1 · 2018-06-11 · 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{7DLOI2TACWAMGOA7GYCRM4EGX4}

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	2026-05-18T00:09:09.165295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d6e46a601580c3381f3605167086bf2bb37f3841ecd3346847c3fb68284c2d

Aliases

arxiv: 1806.04142 · arxiv_version: 1806.04142v1 · doi: 10.48550/arxiv.1806.04142 · pith_short_12: 7DLOI2TACWAM · pith_short_16: 7DLOI2TACWAMGOA7 · pith_short_8: 7DLOI2TA

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/7DLOI2TACWAMGOA7GYCRM4EGX4 \
  | 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: f8d6e46a601580c3381f3605167086bf2bb37f3841ecd3346847c3fb68284c2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bf67664430283074e3a05132805f15d8eaf1ebeda7bd9f1ac2db7e5958fa468",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-11T18:00:01Z",
    "title_canon_sha256": "03efa6cdc28bf0cfc3412be0e0969be813208f0bcc799bd484cc9704d6fe9df1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.04142",
    "kind": "arxiv",
    "version": 1
  }
}