Pith Number

pith:3MI2OVVF

pith:2016:3MI2OVVFWGB6BNHSWLI5ABFV6R

not attested not anchored not stored refs pending

Reconstruction of Static Black Hole Images Using Simple Geometric Forms

Kazunori Akiyama, Leonid Benkevitch, Rusen Lu, Shepherd Doeleman, Vincent Fish

arxiv:1609.00055 v1 · 2016-08-31 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3MI2OVVFWGB6BNHSWLI5ABFV6R}

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

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole

Receipt and verification

First computed	2026-05-18T01:06:28.113139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db11a756a5b183e0b4f2b2d1d004b5f4762aa360c3b58ebf22c1459bd6357d57

Aliases

arxiv: 1609.00055 · arxiv_version: 1609.00055v1 · doi: 10.48550/arxiv.1609.00055 · pith_short_12: 3MI2OVVFWGB6 · pith_short_16: 3MI2OVVFWGB6BNHS · pith_short_8: 3MI2OVVF

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/3MI2OVVFWGB6BNHSWLI5ABFV6R \
  | 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: db11a756a5b183e0b4f2b2d1d004b5f4762aa360c3b58ebf22c1459bd6357d57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d91e6b250ef733aee137128dd559661a60645f75e4cad4a7aad27cb249129ce1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-08-31T22:00:23Z",
    "title_canon_sha256": "557dcc94a0ebb47b6eda8bf5e13c6c0ddb2d06d39630e11a6a7cbcaac4a08208"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00055",
    "kind": "arxiv",
    "version": 1
  }
}