Pith Number

pith:LBUUQQAO

pith:2019:LBUUQQAOPHWGNI3Y2BAKHPKEL3

not attested not anchored not stored refs pending

Measurements of effective optical depth in the Ly$\alpha$ forest from the BOSS DR12 Quasar sample

Donald P. Schneider, H\'elion du Mas des Bourboux, Julian Bautista, Kyle Dawson, Vikrant Kamble

arxiv:1904.01110 v1 · 2019-04-01 · astro-ph.CO · 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{LBUUQQAOPHWGNI3Y2BAKHPKEL3}

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.

Cited by

1 paper in Pith

DESI 2024 IV: Baryon Acoustic Oscillations from the Lyman Alpha Forest

Receipt and verification

First computed	2026-07-05T00:53:33.535847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

586948400e79ec66a378d040a3bd445ed5d69c55970315aec645a305cde80fd0

Aliases

arxiv: 1904.01110 · arxiv_version: 1904.01110v1 · doi: 10.48550/arxiv.1904.01110 · pith_short_12: LBUUQQAOPHWG · pith_short_16: LBUUQQAOPHWGNI3Y · pith_short_8: LBUUQQAO

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/LBUUQQAOPHWGNI3Y2BAKHPKEL3 \
  | 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: 586948400e79ec66a378d040a3bd445ed5d69c55970315aec645a305cde80fd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9af94f90571e97bb48c07a08c66dce5a2fb2defa387a5269a9c02e9b708d1d0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-04-01T21:07:49Z",
    "title_canon_sha256": "e648eda788fb7583d217c8748d09f06e0c36a4d2d1738aa30a82987679d311cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01110",
    "kind": "arxiv",
    "version": 1
  }
}