Pith Number

pith:BWEWAJWG

pith:2011:BWEWAJWGJNCZED62C2QPNKJ4LM

not attested not anchored not stored refs pending

SkyMapper Filter Set: Design and Fabrication of Large Scale Optical Filters

Brian Schmidt, Gabe Bloxham, Michael Bessell, Patrick Tisserand, Paul Francis, Stefan Keller

arxiv:1106.1475 v2 · 2011-06-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWEWAJWGJNCZED62C2QPNKJ4LM}

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	2026-05-18T02:01:40.960101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d896026c64b45920fda16a0f6a93c5b366ecc25771153f563cc864e3e8bd4b7

Aliases

arxiv: 1106.1475 · arxiv_version: 1106.1475v2 · doi: 10.48550/arxiv.1106.1475 · pith_short_12: BWEWAJWGJNCZ · pith_short_16: BWEWAJWGJNCZED62 · pith_short_8: BWEWAJWG

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/BWEWAJWGJNCZED62C2QPNKJ4LM \
  | 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: 0d896026c64b45920fda16a0f6a93c5b366ecc25771153f563cc864e3e8bd4b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b9269278693fa480917c8438780bfb7e17b32013239b262ac32782d75bae374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-06-07T23:30:58Z",
    "title_canon_sha256": "31280f9609827092f1b094b2fae06ea665c9cdb421cfe145792b4fe6490db5a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1475",
    "kind": "arxiv",
    "version": 2
  }
}