Pith Number

pith:5KVN2J3G

pith:2019:5KVN2J3GQHXY4SWXL4ZNQXH27S

not attested not anchored not stored refs pending

The first astrophysical result of HISAKI: a search for the EUV He I lines a massive cool core cluster at z=0.7

Atsushi Yamazaki, Go Murakami, Ichiro Yoshikawa, Megan Gralla, Paul Nulsen, Ralph Kraft, Tomoki Kimura, William Forman, Yuanyuan Su

arxiv:1908.10891 v1 · 2019-08-28 · 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{5KVN2J3GQHXY4SWXL4ZNQXH27S}

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	2026-07-05T00:02:03.356224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaaadd276681ef8e4ad75f32d85cfafca0fbfcb77749413c9fc60dc6596d3e65

Aliases

arxiv: 1908.10891 · arxiv_version: 1908.10891v1 · doi: 10.48550/arxiv.1908.10891 · pith_short_12: 5KVN2J3GQHXY · pith_short_16: 5KVN2J3GQHXY4SWX · pith_short_8: 5KVN2J3G

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/5KVN2J3GQHXY4SWXL4ZNQXH27S \
  | 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: eaaadd276681ef8e4ad75f32d85cfafca0fbfcb77749413c9fc60dc6596d3e65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02034fa203466c964b5f5cb4ef1e9b2daf1a8bb33dd99897b50d562b20394c02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-28T18:15:12Z",
    "title_canon_sha256": "0c12d06a97064e082e9cf3af353d33d1495246d9021140c3804fe61dd42618f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10891",
    "kind": "arxiv",
    "version": 1
  }
}