Pith Number

pith:BB5QBL3B

pith:2020:BB5QBL3BGLDB3CPQ34EO7ZSOFY

not attested not anchored not stored refs pending

Strong Mg II and Fe II Absorbers at 2.2 < z < 6.0

Bram Venemans, Chris J. Willott, Dominik A. Riechers, Eduardo Ba\~nados, Fabian Walter, Feige Wang, Jin Wu, Jinyi Yang, Linhua Jiang, Luis C. Ho, Marianne Vestergaard, Ravi Joshi, Siwei Zou, Xiaohui Fan, Xue-Bing Wu, Yue Shen

arxiv:2010.11432 v2 · 2020-10-22 · 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{BB5QBL3BGLDB3CPQ34EO7ZSOFY}

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	2026-07-05T02:06:16.135856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

087b00af6132c61d89f0df08efe64e2e2f883b989fecfeb4ee6d3ef12cc73eb7

Aliases

arxiv: 2010.11432 · arxiv_version: 2010.11432v2 · doi: 10.48550/arxiv.2010.11432 · pith_short_12: BB5QBL3BGLDB · pith_short_16: BB5QBL3BGLDB3CPQ · pith_short_8: BB5QBL3B

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/BB5QBL3BGLDB3CPQ34EO7ZSOFY \
  | 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: 087b00af6132c61d89f0df08efe64e2e2f883b989fecfeb4ee6d3ef12cc73eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30b94fc0cf21a467bb88d8c8830dfae8ac71a36fa96ef4e931a8cac356b63d12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-10-22T04:24:37Z",
    "title_canon_sha256": "c93ee029b0f10b0f29236f13e781dce9b7699a3f589edbbbf1a05ec344d67435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.11432",
    "kind": "arxiv",
    "version": 2
  }
}