Pith Number

pith:PCHJT6XT

pith:2020:PCHJT6XTR4ADZJCZRERKDDGV7K

not attested not anchored not stored refs pending

Evidence for Infalling Gas in a Lyman-$\alpha$ Blob

Alexandre Beelen, Axel Weiss, Christian Henkel, James E. Geach, Junzhi Wang, Karl M. Menten, Kotaro Kohno, Mark Dijkstra, Matthew D. Lehnert, Paul J. Francis, Renyue Cen, Shiyu Nie, Yiping Ao, Zheng Zheng

arxiv:2003.06099 v1 · 2020-03-13 · 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{PCHJT6XTR4ADZJCZRERKDDGV7K}

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	2026-07-05T00:47:43.671562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788e99faf38f003ca4598922a18cd5fab2942123178e01d9811bcc8f32dcb898

Aliases

arxiv: 2003.06099 · arxiv_version: 2003.06099v1 · doi: 10.48550/arxiv.2003.06099 · pith_short_12: PCHJT6XTR4AD · pith_short_16: PCHJT6XTR4ADZJCZ · pith_short_8: PCHJT6XT

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/PCHJT6XTR4ADZJCZRERKDDGV7K \
  | 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: 788e99faf38f003ca4598922a18cd5fab2942123178e01d9811bcc8f32dcb898

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6da7f73376af962d184ad48e360c477e681c683b6bea761353a66b958b75b9d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-03-13T04:09:29Z",
    "title_canon_sha256": "882ef5ac219da7470fa5e5357ac2d5c383ac9b1b3b3838c7055fe2ee9d437c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.06099",
    "kind": "arxiv",
    "version": 1
  }
}