Pith Number

pith:UFL37WRM

pith:2014:UFL37WRMLUOXNEJ36UFJGZ3I5G

not attested not anchored not stored refs pending

Imaging the Supermassive Black Hole Shadow and Jet Base of M87 with the Event Horizon Telescope

(2) Perimeter Institute for Theoretical Physics, 3), (4) Department of Physics, (5) Department of Astronomy, 6), (6) Harvard-Smithsonian Center for Astrophysics), Astronomy, Avery E. Broderick (2, Canada, Canada (3) Department of Physics, Fabien Baron (4), Georgia State University, John D. Monnier (5), Ru-Sen Lu (1), Sheperd S. Doeleman (1, University of Michigan, University of Waterloo, Victor Pankratius (1) ((1) MIT Haystack Observatory, Vincent L. Fish (1), Waterloo

arxiv:1404.7095 v1 · 2014-04-28 · astro-ph.IM · 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{UFL37WRMLUOXNEJ36UFJGZ3I5G}

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

Analog regular black holes and black hole mimickers for surface-gravity waves in fluids

Receipt and verification

First computed	2026-05-18T01:43:22.523630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a157bfda2c5d1d76913bf50a936768e9b6cd4f4ae00fa2596cc12e13a3c9a195

Aliases

arxiv: 1404.7095 · arxiv_version: 1404.7095v1 · doi: 10.48550/arxiv.1404.7095 · pith_short_12: UFL37WRMLUOX · pith_short_16: UFL37WRMLUOXNEJ3 · pith_short_8: UFL37WRM

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/UFL37WRMLUOXNEJ36UFJGZ3I5G \
  | 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: a157bfda2c5d1d76913bf50a936768e9b6cd4f4ae00fa2596cc12e13a3c9a195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e3e203668cd4a6b527ebf20e8e0373792df2475cff5f06374b9535e00822af",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-04-28T18:58:20Z",
    "title_canon_sha256": "ed3264477388581ef58af87d5a604526b359cd6fb350287e626f9913be2a2371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.7095",
    "kind": "arxiv",
    "version": 1
  }
}