Pith Number

pith:BUEAR4CC

pith:2015:BUEAR4CCC3RYIV7YGDD4YDJ4AJ

not attested not anchored not stored refs pending

Computational Imaging for VLBI Image Reconstruction

Daniel Zoran, Katherine L. Bouman, Michael D. Johnson, Sheperd S. Doeleman, Vincent L. Fish, William T. Freeman

arxiv:1512.01413 v2 · 2015-12-04 · astro-ph.IM · astro-ph.GA · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BUEAR4CCC3RYIV7YGDD4YDJ4AJ}

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	2026-05-18T01:00:09.872105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d0808f04216e38457f830c7cc0d3c024fe53d1ea0d319b3d4622245815f8232

Aliases

arxiv: 1512.01413 · arxiv_version: 1512.01413v2 · doi: 10.48550/arxiv.1512.01413 · pith_short_12: BUEAR4CCC3RY · pith_short_16: BUEAR4CCC3RYIV7Y · pith_short_8: BUEAR4CC

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/BUEAR4CCC3RYIV7YGDD4YDJ4AJ \
  | 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: 0d0808f04216e38457f830c7cc0d3c024fe53d1ea0d319b3d4622245815f8232

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f473decc39a9c93fdfcd0889b604b92ae4064d939e482b071d55f02e1e6de672",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-12-04T14:11:46Z",
    "title_canon_sha256": "944f5723abd372de255f2529246ae75fcb0304fa14ac8ffc7aa9da2a89abcadb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01413",
    "kind": "arxiv",
    "version": 2
  }
}