Pith Number

pith:XFYCAXVZ

pith:2012:XFYCAXVZCGLZKFV4XE4AZSRVQ7

not attested not anchored not stored refs pending

Radio and IR interferometry of SiO maser stars

D. A. Boboltz, E. M. L. Humphreys, I. Karovicova, M. D. Gray, M. Scholz, M. Wittkowski

arxiv:1204.3546 v1 · 2012-04-16 · 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{XFYCAXVZCGLZKFV4XE4AZSRVQ7}

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	2026-05-18T01:57:51.948975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b970205eb911979516bcb9380cca3587f6d534d1cb9f265b15d237b3578d4e58

Aliases

arxiv: 1204.3546 · arxiv_version: 1204.3546v1 · doi: 10.48550/arxiv.1204.3546 · pith_short_12: XFYCAXVZCGLZ · pith_short_16: XFYCAXVZCGLZKFV4 · pith_short_8: XFYCAXVZ

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/XFYCAXVZCGLZKFV4XE4AZSRVQ7 \
  | 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: b970205eb911979516bcb9380cca3587f6d534d1cb9f265b15d237b3578d4e58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fcdd9d2aae08578a7a4979fa1765025114211520a0085f495d3048cf74b1c65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-04-16T15:58:13Z",
    "title_canon_sha256": "bfde25a29ebb2c99c9d3c1216f0427630840ac7848917d533d32bee8f1e02bc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3546",
    "kind": "arxiv",
    "version": 1
  }
}