Pith Number

pith:5PKEO4BZ

pith:2016:5PKEO4BZCI4CWSSF4RRKPGFBCO

not attested not anchored not stored refs pending

Resolving the base of the relativistic jet in M87 at 6$R_{\rm sch}$ resolution with global mm-VLBI

J. A. Zensus, J. -Y. Kim, M. Bremer, R. C. Walker, R. -S. Lu, the M87 collaboration, T. P. Krichbaum

arxiv:1609.07896 v1 · 2016-09-26 · astro-ph.GA · 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{5PKEO4BZCI4CWSSF4RRKPGFBCO}

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

1 paper in Pith

Introduction to multi-messenger astronomy

Receipt and verification

First computed	2026-05-18T01:03:55.086523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebd447703912382b4a45e462a798a113b23818bbef066eda67f07ba1e23f462a

Aliases

arxiv: 1609.07896 · arxiv_version: 1609.07896v1 · doi: 10.48550/arxiv.1609.07896 · pith_short_12: 5PKEO4BZCI4C · pith_short_16: 5PKEO4BZCI4CWSSF · pith_short_8: 5PKEO4BZ

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/5PKEO4BZCI4CWSSF4RRKPGFBCO \
  | 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: ebd447703912382b4a45e462a798a113b23818bbef066eda67f07ba1e23f462a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f25328a43a2d2fa98b79b6bcfe31a2bfc169a9b9eec11fe3e6d878053e7205aa",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-26T09:23:53Z",
    "title_canon_sha256": "6c071d7547f733763cb4dcc10314815a8052096e30dbab96acabe238669b9b0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07896",
    "kind": "arxiv",
    "version": 1
  }
}