Pith Number

pith:CHRRKYPK

pith:2019:CHRRKYPKTWUPU3IA5DWG64EYSL

not attested not anchored not stored refs pending

Stochastic modeling of the time variability of ALMA calibrators

A. E. Guzm\'an, C. Verdugo, G. Marinello, H. Nagai, J. Ueda, K. Nakanishi, R. Kneissl, Y. Contreras

arxiv:1907.03528 v4 · 2019-07-08 · astro-ph.IM · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHRRKYPKTWUPU3IA5DWG64EYSL}

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	2026-07-04T23:52:36.407307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11e31561ea9da8fa6d00e8ec6f709892e537db9a860bd825611100442d2f07fb

Aliases

arxiv: 1907.03528 · arxiv_version: 1907.03528v4 · doi: 10.48550/arxiv.1907.03528 · pith_short_12: CHRRKYPKTWUP · pith_short_16: CHRRKYPKTWUPU3IA · pith_short_8: CHRRKYPK

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/CHRRKYPKTWUPU3IA5DWG64EYSL \
  | 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: 11e31561ea9da8fa6d00e8ec6f709892e537db9a860bd825611100442d2f07fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36aba40ac5c5e590b286a91a000e3b6cf25d42d6e5b27e7aadb736e10795ad60",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-07-08T11:52:12Z",
    "title_canon_sha256": "aaffd88547ed7940b1eab01b12941d18c587485f38fbbefdd5979efc8c8f0849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03528",
    "kind": "arxiv",
    "version": 4
  }
}