Pith Number

pith:BQRLOAXD

pith:2022:BQRLOAXDH4NWMXQMXLZUVM36BW

not attested not anchored not stored refs pending

Comments on "Imaging Reanalyses of EHT Data"

Jun Makino, Makoto Miyoshi, Yoshiaki Kato

arxiv:2207.13279 v2 · 2022-07-27 · 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{BQRLOAXDH4NWMXQMXLZUVM36BW}

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	2026-07-05T04:45:27.920214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c22b702e33f1b665e0cbaf34ab37e0d8f77ba4e9ddb07be3d4d54609949938f

Aliases

arxiv: 2207.13279 · arxiv_version: 2207.13279v2 · doi: 10.48550/arxiv.2207.13279 · pith_short_12: BQRLOAXDH4NW · pith_short_16: BQRLOAXDH4NWMXQM · pith_short_8: BQRLOAXD

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/BQRLOAXDH4NWMXQMXLZUVM36BW \
  | 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: 0c22b702e33f1b665e0cbaf34ab37e0d8f77ba4e9ddb07be3d4d54609949938f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91d320894298b2618f21277e8280a59e8b240e574f3c1e57979d98c4bd470b96",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-07-27T04:02:55Z",
    "title_canon_sha256": "13f0f40ca003a677ff5738eec0ba8ccd8dbd9dfedd0bce370aa29a51a7095353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.13279",
    "kind": "arxiv",
    "version": 2
  }
}