Pith Number

pith:PQGEADZ3

pith:2014:PQGEADZ36HFICWM24PWOIMIDRG

not attested not anchored not stored refs pending

Deciphering the 3D structure of the old Galactic bulge from the OGLE RR Lyrae stars

A. Udalski, D.M. Skowron, G. Pietrzynski, I. Soszynski, J. Skowron, K. Ulaczyk, L. Wyrzykowski, M.K. Szymanski, M. Kubiak (Warsaw Univ. Observatory), P. Mroz, P. Pietrukowicz, R. Poleski, S. Kozlowski

arxiv:1412.4121 v2 · 2014-12-12 · astro-ph.GA · 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{PQGEADZ36HFICWM24PWOIMIDRG}

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	2026-05-18T01:31:03.484663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c0c400f3bf1ca81599ae3ece43103898eb755fe054637d89703d1bb852d982c

Aliases

arxiv: 1412.4121 · arxiv_version: 1412.4121v2 · doi: 10.48550/arxiv.1412.4121 · pith_short_12: PQGEADZ36HFI · pith_short_16: PQGEADZ36HFICWM2 · pith_short_8: PQGEADZ3

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/PQGEADZ36HFICWM24PWOIMIDRG \
  | 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: 7c0c400f3bf1ca81599ae3ece43103898eb755fe054637d89703d1bb852d982c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8a65470ab525a396222a4aa287683cdcf2eac5daf8946120a0482f2567b914b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-12-12T21:00:02Z",
    "title_canon_sha256": "de6a6450a9b5f37dafc4f9c2029bbcf226e4d0e7cfec34439432628876296002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4121",
    "kind": "arxiv",
    "version": 2
  }
}