Pith Number

pith:VFSSJ4VI

pith:2026:VFSSJ4VIKMHNO7SRIUXZMT2GZK

not attested not anchored not stored refs pending

Metal sign of a large-scale AGN feedback in cool-core cluster MACS J1931.8-2634

Dan Hu, Junjie Mao, Ping Zhou, Qinnan Zhu, Yuanyuan Su

arxiv:2608.00627 v1 · 2026-08-01 · astro-ph.HE · 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{VFSSJ4VIKMHNO7SRIUXZMT2GZK}

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	2026-08-04T00:38:07.621532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a96524f2a8530ed77e51452f964f46cab90b93a2d912b652cba52d4d6ab0144f

Aliases

arxiv: 2608.00627 · arxiv_version: 2608.00627v1 · doi: 10.48550/arxiv.2608.00627 · pith_short_12: VFSSJ4VIKMHN · pith_short_16: VFSSJ4VIKMHNO7SR · pith_short_8: VFSSJ4VI

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/VFSSJ4VIKMHNO7SRIUXZMT2GZK \
  | 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: a96524f2a8530ed77e51452f964f46cab90b93a2d912b652cba52d4d6ab0144f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef1445eda1dccb7a4339a9f368249b1ddf2ebf9ee811da76c9a8d457073e706e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-08-01T12:35:01Z",
    "title_canon_sha256": "31e91fa82c44a56db45ec90e656eddc52947f156752174c299ffcc4a9fd7e9b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.00627",
    "kind": "arxiv",
    "version": 1
  }
}