Pith Number

pith:PNMKVVRI

pith:2023:PNMKVVRI4PUXHOQBFFBFZKF5CK

not attested not anchored not stored refs pending

Tracking the Enigmatic Globular Cluster Ultracompact X-ray Binary X1850--087: Extreme Radio Variability in the Hard State

A. Bahramian, C. O. Heinke, G. R. Sivakoff, J. C. A. Miller-Jones, J. Strader, L. Chomiuk, R. Urquhart, T. J. Maccarone, T. Panurach

arxiv:2303.08836 v1 · 2023-03-15 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNMKVVRI4PUXHOQBFFBFZKF5CK}

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	2026-07-05T05:59:47.840186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b58aad628e3e973ba0129425ca8bd12b318738235e676595b5c98f06b381756

Aliases

arxiv: 2303.08836 · arxiv_version: 2303.08836v1 · doi: 10.48550/arxiv.2303.08836 · pith_short_12: PNMKVVRI4PUX · pith_short_16: PNMKVVRI4PUXHOQB · pith_short_8: PNMKVVRI

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/PNMKVVRI4PUXHOQBFFBFZKF5CK \
  | 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: 7b58aad628e3e973ba0129425ca8bd12b318738235e676595b5c98f06b381756

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4ff957c3d18c5b84dd5732a0b342dee75e1b09559f835d3568f6d94f9786e2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-03-15T18:00:01Z",
    "title_canon_sha256": "1f351aa6598766388aa8dac41f2739e1b6dcb44da146ea76bb67f46f24cbda4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.08836",
    "kind": "arxiv",
    "version": 1
  }
}