Pith Number

pith:UGPT3KWM

pith:2021:UGPT3KWMUBGTCDKPS5TMCC4QRH

not attested not anchored not stored refs pending

Second Data Release of the COSMOS Lyman-alpha Mapping and Tomographic Observation: The First 3D Maps of the Detailed Cosmic Web at 2.05<z<2.55

Alex Krolewski, Anton M. Koekemoer, Benjamin Horowitz, Brian C. Lemaux, Daichi Kashino, David Schlegel, Joseph F. Hennawi, J. Xavier Prochaska, Khee-Gan Lee, Martin White, Metin Ata, Nao Suzuki, Peter E. Nugent, R. Michael Rich, Thomas M\"uller

arxiv:2109.09660 v4 · 2021-09-20 · 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{UGPT3KWMUBGTCDKPS5TMCC4QRH}

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	2026-07-05T05:32:43.062941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a19f3daacca04d310d4f9766c10b9089f12e1cd42a9225fb486bf22ad45b464f

Aliases

arxiv: 2109.09660 · arxiv_version: 2109.09660v4 · doi: 10.48550/arxiv.2109.09660 · pith_short_12: UGPT3KWMUBGT · pith_short_16: UGPT3KWMUBGTCDKP · pith_short_8: UGPT3KWM

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/UGPT3KWMUBGTCDKPS5TMCC4QRH \
  | 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: a19f3daacca04d310d4f9766c10b9089f12e1cd42a9225fb486bf22ad45b464f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba8c22f290e5e4cc9fe5e3819c636236ac4571d62a2f92c79d8e40b9e2de880d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-09-20T16:26:46Z",
    "title_canon_sha256": "01968f7ad66f07370cfed566918af848147ad67aae3d3c402110f1456c4a71b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.09660",
    "kind": "arxiv",
    "version": 4
  }
}