Pith Number

pith:LWI2FNFN

pith:2018:LWI2FNFNZI3WQX6ROM23HJ7SDO

not attested not anchored not stored refs pending

The Structure and Dynamics of the Sub-parsec Scale Jet in M87 Based on 50 VLBA Observations Over 17 Years at 43 GHz

Chun Ly (Steward, Frederick B. Davies (UCSB), MMT), Phillip E. Hardee (UAlabama), R. Craig Walker (NRAO), William Junor (LANL)

arxiv:1802.06166 v1 · 2018-02-17 · 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{LWI2FNFNZI3WQX6ROM23HJ7SDO}

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.

Cited by

3 papers in Pith

Taking Inventory of the Most Promising Lensed Radio Sources for Constraining Fundamental Properties of Dark Matter

Shadow signatures and energy accumulation in Lorentzian-Euclidean black holes

Rotating Black Holes with Primary Scalar Hair: Shadow Signatures in Beyond Horndeski Gravity

Receipt and verification

First computed	2026-05-18T00:20:02.095490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d91a2b4adca37685fd17335b3a7f21b8d839aa8272bd9e2d31a9caf129b123c

Aliases

arxiv: 1802.06166 · arxiv_version: 1802.06166v1 · doi: 10.48550/arxiv.1802.06166 · pith_short_12: LWI2FNFNZI3W · pith_short_16: LWI2FNFNZI3WQX6R · pith_short_8: LWI2FNFN

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/LWI2FNFNZI3WQX6ROM23HJ7SDO \
  | 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: 5d91a2b4adca37685fd17335b3a7f21b8d839aa8272bd9e2d31a9caf129b123c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed505bdd5047460f2acbf5e07bf37470ae5727add484eb30921c40406b871213",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-17T01:02:49Z",
    "title_canon_sha256": "81dde936b6524ff9a551c0d9edcddec7659b697c10582117461bd8de64218cb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06166",
    "kind": "arxiv",
    "version": 1
  }
}