Pith Number

pith:PLT7USVC

pith:2016:PLT7USVCZY3EUMJWWSCX4NRCVA

not attested not anchored not stored refs pending

Data Compression for the Tomo-e Gozen with Low-rank Matrix Approximation

Mikio Morii, Ryou Ohsawa, Shigeyuki Sako, Shiro Ikeda

arxiv:1612.03994 v1 · 2016-12-13 · 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{PLT7USVCZY3EUMJWWSCX4NRCVA}

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	2026-05-18T00:52:13.195324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ae7fa4aa2ce364a3136b4857e3622a82fded60950a99f5a95ed77cf0369740c

Aliases

arxiv: 1612.03994 · arxiv_version: 1612.03994v1 · doi: 10.48550/arxiv.1612.03994 · pith_short_12: PLT7USVCZY3E · pith_short_16: PLT7USVCZY3EUMJW · pith_short_8: PLT7USVC

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/PLT7USVCZY3EUMJWWSCX4NRCVA \
  | 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: 7ae7fa4aa2ce364a3136b4857e3622a82fded60950a99f5a95ed77cf0369740c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2974a1cff4a8db937f25e13e0df460e0d4e8d792bcf6fc1db718374c441e0ebd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-12-13T02:03:52Z",
    "title_canon_sha256": "88e5be611a32ba4fdc246ec53c567e9c820b6ead29572ec89d4813b0991a7697"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03994",
    "kind": "arxiv",
    "version": 1
  }
}