Pith Number

pith:MAA5TLY4

pith:2023:MAA5TLY435B6Y5OHQ2MLHAZFDX

not attested not anchored not stored refs pending

A survey of Ly$\alpha$ emission around Damped Ly$\alpha$ absorbers at $z \approx 2$ with the Keck Cosmic Web Imager

Grecco A. Oyarzun, J. Xavier Prochaska, Marcel Neeleman, Marc Rafelski, Nissim Kanekar, Regina A. Jorgenson

arxiv:2312.00867 v2 · 2023-12-01 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MAA5TLY435B6Y5OHQ2MLHAZFDX}

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	2026-07-05T07:43:58.740951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6001d9af1cdf43ec75c78698b383251dfc5ea997a4a0e1540a9f6d7115b7d129

Aliases

arxiv: 2312.00867 · arxiv_version: 2312.00867v2 · doi: 10.48550/arxiv.2312.00867 · pith_short_12: MAA5TLY435B6 · pith_short_16: MAA5TLY435B6Y5OH · pith_short_8: MAA5TLY4

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/MAA5TLY435B6Y5OHQ2MLHAZFDX \
  | 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: 6001d9af1cdf43ec75c78698b383251dfc5ea997a4a0e1540a9f6d7115b7d129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db606f1934471d802e3d3f51773d941a6dfd39c8cc6b237247dbb87a2ea274ea",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-12-01T19:00:03Z",
    "title_canon_sha256": "30e09e1866228c84c377f9e1271ef896c69625a008619d2745107d9bc586bcbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.00867",
    "kind": "arxiv",
    "version": 2
  }
}