Pith Number

pith:VUWF6GRB

pith:2011:VUWF6GRBAIJ7UI7L6YP4GPPACA

not attested not anchored not stored refs pending

On the mass and the density of stellar disk of M33

A. S. Saburova, A. V. Zasov

arxiv:1111.6381 v1 · 2011-11-28 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUWF6GRBAIJ7UI7L6YP4GPPACA}

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	2026-05-18T04:07:30.192235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad2c5f1a210213fa23ebf61fc33de0100b0ec1a315ee8a39152e5662308e5ab5

Aliases

arxiv: 1111.6381 · arxiv_version: 1111.6381v1 · doi: 10.48550/arxiv.1111.6381 · pith_short_12: VUWF6GRBAIJ7 · pith_short_16: VUWF6GRBAIJ7UI7L · pith_short_8: VUWF6GRB

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/VUWF6GRBAIJ7UI7L6YP4GPPACA \
  | 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: ad2c5f1a210213fa23ebf61fc33de0100b0ec1a315ee8a39152e5662308e5ab5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b74aa930abda3f715c74ae4571d147ef7bcbebf56f0935bb539c23397370661",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-28T09:44:53Z",
    "title_canon_sha256": "a4520357cf2d5c87daf8c870b05c6308c4270e6fd558b65f71d9a4c4431fe2e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6381",
    "kind": "arxiv",
    "version": 1
  }
}