Pith Number

pith:DSUMVFB7

pith:2011:DSUMVFB7QGINB37ROH2OWILVXW

not attested not anchored not stored refs pending

Deep, Wide-field CCD Photometry for the Open Cluster NGC3532

Arlo U. Landolt, D. W. Hoard, James L. Clem, Stefanie Wachter

arxiv:1101.3268 v1 · 2011-01-17 · astro-ph.SR · 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{DSUMVFB7QGINB37ROH2OWILVXW}

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	2026-05-18T02:03:39.094439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ca8ca943f8190d0eff171f4eb2175bd8e74f88783dba0a283f997d2d4fc21f7

Aliases

arxiv: 1101.3268 · arxiv_version: 1101.3268v1 · doi: 10.48550/arxiv.1101.3268 · pith_short_12: DSUMVFB7QGIN · pith_short_16: DSUMVFB7QGINB37R · pith_short_8: DSUMVFB7

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/DSUMVFB7QGINB37ROH2OWILVXW \
  | 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: 1ca8ca943f8190d0eff171f4eb2175bd8e74f88783dba0a283f997d2d4fc21f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314fed89fdce8f767e3c9da8e52635ebcdaffe2abc48c07604a0dc50ece100ac",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-17T17:07:27Z",
    "title_canon_sha256": "93555048fa8e4c419da02d22dcbc81aca5e6f7bab836e74864e28a85104ab071"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3268",
    "kind": "arxiv",
    "version": 1
  }
}