Pith Number

pith:FAZE44A3

pith:2016:FAZE44A3NXHJTEUIDQ7EPMI5CM

not attested not anchored not stored refs pending

The canonical Luminous Blue Variable AG Car and its neighbor Hen 3-519 are much closer than previously assumed

(2) Vanderbilt University, 3) ((1) University of Arizona, (3) Fisk University), Keivan G. Stassun (2, Nathan Smith (1)

arxiv:1610.06522 v2 · 2016-10-20 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAZE44A3NXHJTEUIDQ7EPMI5CM}

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	2026-05-18T00:49:14.741745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28324e701b6dce9992881c3e47b11d131891899c1aad60890e5d895abb048173

Aliases

arxiv: 1610.06522 · arxiv_version: 1610.06522v2 · doi: 10.48550/arxiv.1610.06522 · pith_short_12: FAZE44A3NXHJ · pith_short_16: FAZE44A3NXHJTEUI · pith_short_8: FAZE44A3

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/FAZE44A3NXHJTEUIDQ7EPMI5CM \
  | 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: 28324e701b6dce9992881c3e47b11d131891899c1aad60890e5d895abb048173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec9a9c3b4d54bc48e3e600ae71935e5e13f26151d85347b8297b546e14018230",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-10-20T17:58:19Z",
    "title_canon_sha256": "ee5e0d2ec70e5ebbc04eb5d62a41616009741acee8d14855eab55406e1c52be7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06522",
    "kind": "arxiv",
    "version": 2
  }
}