Pith Number

pith:R2CM4YHE

pith:2020:R2CM4YHEGWW6JLRPXWZDBBTZNJ

not attested not anchored not stored refs pending

The Abell 3391/95 galaxy cluster system: A 15 Mpc intergalactic medium emission filament, a warm gas bridge, infalling matter clumps, and (re-) accelerated plasma discovered by combining SRG/eROSITA data with ASKAP/EMU and DECam data

A. Diaz-Ocampo, A. Kapinska, A. Merloni, A.M. Hopkins, A. O'Brien, A. Veronica, A. Zenteno, B. Koribalski, B. Whelan, D. Eckert, D. Hernandez-Lang, D.N. Hoang, E. Bulbul, E. Gatuzz, E. Vardoulaki, F. K\"afer, F. Pacaud, H. Brunner, J. Aschersleben, J.D. Collier, J. Erler, J. Kerp, J. Marvil, J.M. Diego, J. Robrade, J. Sanders, K. Basu, K. Dennerl, K. Dolag, K. Migkas, K. Nandra, L. Rudnick, M. Br\"uggen, M.E. Ramos-Ceja, M. Freyberg, M.J.I. Brown, M. Kara, M. Klein, M. Salvato, N. Ota, P. Predehl, R.P. Norris, T. Erben, T.H. Reiprich, T. Mroczkowski, V. Biffi, V. Ghirardini

arxiv:2012.08491 v1 · 2020-12-15 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2CM4YHEGWW6JLRPXWZDBBTZNJ}

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	2026-07-05T02:19:40.845502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e84ce60e435ade4ae2fbdb23086796a7143f40f05c6eb9792064aa90a76e05e

Aliases

arxiv: 2012.08491 · arxiv_version: 2012.08491v1 · doi: 10.48550/arxiv.2012.08491 · pith_short_12: R2CM4YHEGWW6 · pith_short_16: R2CM4YHEGWW6JLRP · pith_short_8: R2CM4YHE

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/R2CM4YHEGWW6JLRPXWZDBBTZNJ \
  | 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: 8e84ce60e435ade4ae2fbdb23086796a7143f40f05c6eb9792064aa90a76e05e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8ce929a7c967f3dbd7ed5557e462efa238beffec7ebd966565e462d98be3d1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-12-15T18:36:05Z",
    "title_canon_sha256": "abe0d7d1daff97b58ce200ab8388b3fa9392dafd37b57c8f2a769d2242ecf55d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.08491",
    "kind": "arxiv",
    "version": 1
  }
}