Pith Number

pith:5FCAJ2ZG

pith:2020:5FCAJ2ZGTH2W3ESOTW66FE7CJM

not attested not anchored not stored refs pending

ALMA High-frequency Long-baseline Campaign in 2017: A Comparison of the Band-to-band and In-band Phase Calibration Techniques and Phase-calibrator Separation Angles

Akihiko Hirota, Edward B. Fomalont, Eric Villard, John M. Carpenter, Luke T. Maud, Neil M. Phillips, Satoki Matsushita, Satoko Takahashi, Stuartt Corder, Tsuyoshi Sawada, William R. F. Dent, Yoshiharu Asaki

arxiv:2009.06553 v1 · 2020-09-14 · 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{5FCAJ2ZGTH2W3ESOTW66FE7CJM}

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	2026-07-05T01:35:09.588816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e94404eb2699f56d924e9dbde293e24b2199ef0bcc31530dc7a97b606e7de479

Aliases

arxiv: 2009.06553 · arxiv_version: 2009.06553v1 · doi: 10.48550/arxiv.2009.06553 · pith_short_12: 5FCAJ2ZGTH2W · pith_short_16: 5FCAJ2ZGTH2W3ESO · pith_short_8: 5FCAJ2ZG

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/5FCAJ2ZGTH2W3ESOTW66FE7CJM \
  | 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: e94404eb2699f56d924e9dbde293e24b2199ef0bcc31530dc7a97b606e7de479

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18ea032eb997139e3cc97732ea45ddd3af6c484455e8b6baa02dc8ca281c55c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-09-14T16:28:26Z",
    "title_canon_sha256": "7a6163f804e55cd069ce65ccc1479459eb142f0aaa19d0fb439c0badaeb1052f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.06553",
    "kind": "arxiv",
    "version": 1
  }
}