Pith Number

pith:ZFV4H7D4

pith:2021:ZFV4H7D4MIBV3GJXHQGHTU6AFE

not attested not anchored not stored refs pending

Signatures of inflowing gas in red geyser galaxies hosting radio-AGN

David V. Stark, Dmitry Bizyaev, Ivan Lacerna, Kate H. R. Rubin, Kate Rowlands, Kevin Bundy, Kyle Westfall, Namrata Roy, Niv Drory, Preethi Nair, Rogemar A. Riffel, Rogerio Riffel, Xuanyi Wu

arxiv:2106.14901 v1 · 2021-06-28 · 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{ZFV4H7D4MIBV3GJXHQGHTU6AFE}

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	2026-07-05T03:21:52.660936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96bc3fc7c62035d99373c0c79d3c029280ffc14967fa4d82d0011510cff0326

Aliases

arxiv: 2106.14901 · arxiv_version: 2106.14901v1 · doi: 10.48550/arxiv.2106.14901 · pith_short_12: ZFV4H7D4MIBV · pith_short_16: ZFV4H7D4MIBV3GJX · pith_short_8: ZFV4H7D4

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/ZFV4H7D4MIBV3GJXHQGHTU6AFE \
  | 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: c96bc3fc7c62035d99373c0c79d3c029280ffc14967fa4d82d0011510cff0326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d2b3f2418a3c8a42acd0e93eb02b629cca7bbb9bedb4854246354bccb3b9339",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-28T18:00:04Z",
    "title_canon_sha256": "b6a6c12b2edd11fcdb6036727c5be1fc026a9f02c5695fe8ab01c1b0cd057d7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.14901",
    "kind": "arxiv",
    "version": 1
  }
}