Pith Number

pith:BAR6F56T

pith:2015:BAR6F56TSNAU7AZWN2WN6Y4YZE

not attested not anchored not stored refs pending

A Compact Group of Galaxies at z = 2.48 hosting an AGN-Driven Outflow

Alan Stockton, Hsin-Yi Shih

arxiv:1512.03509 v1 · 2015-12-11 · 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{BAR6F56TSNAU7AZWN2WN6Y4YZE}

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	2026-05-18T01:24:15.794140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0823e2f7d393414f83366eacdf6398c9290351fa91581f8eee913583ef1cd57d

Aliases

arxiv: 1512.03509 · arxiv_version: 1512.03509v1 · doi: 10.48550/arxiv.1512.03509 · pith_short_12: BAR6F56TSNAU · pith_short_16: BAR6F56TSNAU7AZW · pith_short_8: BAR6F56T

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/BAR6F56TSNAU7AZWN2WN6Y4YZE \
  | 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: 0823e2f7d393414f83366eacdf6398c9290351fa91581f8eee913583ef1cd57d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa392ec01a5d976dd056fffec024b542d2e608faa631e036a7816dbed10f41d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-11T03:21:52Z",
    "title_canon_sha256": "7384cb646eeb3bb9439b829ede30aae76d90857c1830cbe64b9a795622def881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03509",
    "kind": "arxiv",
    "version": 1
  }
}