Pith Number

pith:HUCKUQLC

pith:2018:HUCKUQLCIMGNEEKQQ2KAQT2CWS

not attested not anchored not stored refs pending

Confirmation of double peaked Lyman-alpha emission at z=6.593: Witnessing a galaxy directly contributing to the reionisation of the Universe

Ana Paulino-Afonso, David Sobral, Huub R\"ottgering, Jorryt Matthee, Mauro Stefanon, Max Gronke

arxiv:1805.11621 v2 · 2018-05-29 · 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{HUCKUQLCIMGNEEKQQ2KAQT2CWS}

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	2026-05-18T00:00:19.413440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d04aa4162430cd211508694084f42b4addd3238b51cb971d827947ca4b0417e

Aliases

arxiv: 1805.11621 · arxiv_version: 1805.11621v2 · doi: 10.48550/arxiv.1805.11621 · pith_short_12: HUCKUQLCIMGN · pith_short_16: HUCKUQLCIMGNEEKQ · pith_short_8: HUCKUQLC

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/HUCKUQLCIMGNEEKQQ2KAQT2CWS \
  | 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: 3d04aa4162430cd211508694084f42b4addd3238b51cb971d827947ca4b0417e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbfbc81f01ef407edeba2a5589481047fd9bc4beb41f107d4a767fa06eb09536",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-29T18:00:01Z",
    "title_canon_sha256": "27c9c95f0a35ce54547d7c4a266b943fd9d0ac86500cd304c2f98e7f33c0dbd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11621",
    "kind": "arxiv",
    "version": 2
  }
}