Pith Number

pith:I5GAWW67

pith:2012:I5GAWW67YAIUEMAHAJCCL37YUN

not attested not anchored not stored refs pending

On the Variations of Fundamental Constants and AGN feedback in the QSO host galaxy RXJ0911.4+0551 at z=2.79

A. Weiss, C. Henkel, C. L. Carilli, D. Downes, F. Walter, K. M. Menten, P. Cox

arxiv:1204.5614 v1 · 2012-04-25 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5GAWW67YAIUEMAHAJCCL37YUN}

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	2026-05-18T01:57:44.447832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474c0b5bdfc011423007024425eff8a34452f96ce1fc2ade2bcb2fa236250acd

Aliases

arxiv: 1204.5614 · arxiv_version: 1204.5614v1 · doi: 10.48550/arxiv.1204.5614 · pith_short_12: I5GAWW67YAIU · pith_short_16: I5GAWW67YAIUEMAH · pith_short_8: I5GAWW67

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/I5GAWW67YAIUEMAHAJCCL37YUN \
  | 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: 474c0b5bdfc011423007024425eff8a34452f96ce1fc2ade2bcb2fa236250acd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "646c9c436461e6a0e7557d318b0a42d58f775fafbe4454ae1893447596aa53dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-25T11:00:57Z",
    "title_canon_sha256": "27dd06d8d21bb7c6ac1c18580ff718452b1918d82d1925931e64e70bd1ccfe8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5614",
    "kind": "arxiv",
    "version": 1
  }
}