Pith Number

pith:Q6OVATRT

pith:2018:Q6OVATRTJAQLDSJWC2EM4ADMRT

not attested not anchored not stored refs pending

Database of Molecular Masers and Variable Stars

A. M. Sobolev, D. A. Ladeyschikov, J.-I. Nakashima

arxiv:1807.01901 v1 · 2018-07-05 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6OVATRTJAQLDSJWC2EM4ADMRT}

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	2026-05-17T23:49:43.481048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

879d504e334820b1c9361688ce006c8ce80e11f2e7656d42fc92cd83187cc5c9

Aliases

arxiv: 1807.01901 · arxiv_version: 1807.01901v1 · doi: 10.48550/arxiv.1807.01901 · pith_short_12: Q6OVATRTJAQL · pith_short_16: Q6OVATRTJAQLDSJW · pith_short_8: Q6OVATRT

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/Q6OVATRTJAQLDSJWC2EM4ADMRT \
  | 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: 879d504e334820b1c9361688ce006c8ce80e11f2e7656d42fc92cd83187cc5c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "666cb1654295eda2033f824fa947553d65b3ec36e6c81a1fc0d7413dfcc335c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-05T08:58:55Z",
    "title_canon_sha256": "e0ebf45de44b079c45e36933cd0adb299ca2e1d80a5d3caec153b562b03b44f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01901",
    "kind": "arxiv",
    "version": 1
  }
}