Pith Number

pith:FSUPXAM7

pith:2012:FSUPXAM7UWQHKSA4DSL2VAOVSM

not attested not anchored not stored refs pending

Removal of Spectro-Polarimetric Fringes by 2D Pattern Recognition

P.G. Judge, R. Casini, T.A. Schad

arxiv:1208.5104 v1 · 2012-08-25 · 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{FSUPXAM7UWQHKSA4DSL2VAOVSM}

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	2026-05-18T01:54:58.359871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ca8fb819fa5a075481c1c97aa81d59334b030014b0cef7551ba40771eb6549b

Aliases

arxiv: 1208.5104 · arxiv_version: 1208.5104v1 · doi: 10.48550/arxiv.1208.5104 · pith_short_12: FSUPXAM7UWQH · pith_short_16: FSUPXAM7UWQHKSA4 · pith_short_8: FSUPXAM7

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/FSUPXAM7UWQHKSA4DSL2VAOVSM \
  | 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: 2ca8fb819fa5a075481c1c97aa81d59334b030014b0cef7551ba40771eb6549b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aedfbc775a008c219db2e7f495f7468ac7ff981ac92dc94b6a822e922c170070",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-08-25T05:31:48Z",
    "title_canon_sha256": "35904cc2aade8e0aa1331a5856c3c91482088f05dfaefccde63e2e282bb5b0c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5104",
    "kind": "arxiv",
    "version": 1
  }
}