Pith Number

pith:RBYQZBY4

pith:2020:RBYQZBY4MLGXLPLTT23QZKBLWO

not attested not anchored not stored refs pending

Evolution of CIV Absorbers I. The Cosmic Incidence

Bryson Stemock, Caitlin Doughty, Christopher W. Churchill, Farhanul Hasan, Glenn G. Kacprzak, Kristian Finlator, Mark Croom, Michael T. Murphy, Nigel L. Mathes, Nikole M. Nielsen

arxiv:2007.11751 v2 · 2020-07-23 · 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{RBYQZBY4MLGXLPLTT23QZKBLWO}

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	2026-07-05T01:56:01.100953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88710c871c62cd75bd739eb70ca82bb3b7b94a894e0ce6c347b7fa83a5edaff6

Aliases

arxiv: 2007.11751 · arxiv_version: 2007.11751v2 · doi: 10.48550/arxiv.2007.11751 · pith_short_12: RBYQZBY4MLGX · pith_short_16: RBYQZBY4MLGXLPLT · pith_short_8: RBYQZBY4

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/RBYQZBY4MLGXLPLTT23QZKBLWO \
  | 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: 88710c871c62cd75bd739eb70ca82bb3b7b94a894e0ce6c347b7fa83a5edaff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9fe0aec8472436c782c067c244b441bf79e99931ea675061333df18f8c8cc47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-07-23T02:01:22Z",
    "title_canon_sha256": "20dd6160ee1eb75fd19d3cba8724e89200fb9398294a4702d3b4bee25e75e4d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.11751",
    "kind": "arxiv",
    "version": 2
  }
}