Pith Number

pith:QVS7R3KJ

pith:2023:QVS7R3KJQZZBAEZNGTGOVYF5V7

not attested not anchored not stored refs pending

On the evolution of the size of Lyman alpha halos across cosmic time: no change in the circumgalactic gas distribution when probed by line emission

Angela Adamo, Anne Verhamme, Arjan Bik, Armin Rasekh, Axel Runnholm, Celine Peroux, Claudia Scarlata, Edmund C. Herenz, Floriane Leclercq, G\"oran \"Ostlin, Jens Melinder, J\'er\'emy Blaizot, John M. Cannon, Lutz Wisotzki, Matthew J. Hayes, Max Gronke, Michael J. Rutkowski, Ramona Augustin, Sebastiano Cantalupo, Thibault Garel, Yu-Heng Lin

arxiv:2304.13057 v1 · 2023-04-25 · 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{QVS7R3KJQZZBAEZNGTGOVYF5V7}

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	2026-07-05T06:06:19.247293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8565f8ed49867210132d34cceae0bdafefa6818e7e1f9718785fdf6459b705a3

Aliases

arxiv: 2304.13057 · arxiv_version: 2304.13057v1 · doi: 10.48550/arxiv.2304.13057 · pith_short_12: QVS7R3KJQZZB · pith_short_16: QVS7R3KJQZZBAEZN · pith_short_8: QVS7R3KJ

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/QVS7R3KJQZZBAEZNGTGOVYF5V7 \
  | 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: 8565f8ed49867210132d34cceae0bdafefa6818e7e1f9718785fdf6459b705a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84904ed559c102e0e76db3cb4fcf1e816547963e1ea4c557092c76ddfc52d64e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-04-25T18:00:03Z",
    "title_canon_sha256": "de31f4997beaf76dfccd1ce1fe7b8506482c13f28c16cbe1638068a6451290a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.13057",
    "kind": "arxiv",
    "version": 1
  }
}