Pith Number

pith:AAYGCI4G

pith:2011:AAYGCI4GV4LHA4WGFGYMNYKNIW

not attested not anchored not stored refs pending

Filter Design for the Detection/Estimation of the Modulus of a Vector. Application to Polarization Data

D. Herranz, F. Argueso, J. L. Sanz

arxiv:1101.0701 v1 · 2011-01-04 · astro-ph.CO · 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{AAYGCI4GV4LHA4WGFGYMNYKNIW}

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	2026-05-18T04:32:02.242288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0030612386af167072c629b0c6e14d45828b7a3b068b696b78cc423caea792c8

Aliases

arxiv: 1101.0701 · arxiv_version: 1101.0701v1 · doi: 10.48550/arxiv.1101.0701 · pith_short_12: AAYGCI4GV4LH · pith_short_16: AAYGCI4GV4LHA4WG · pith_short_8: AAYGCI4G

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/AAYGCI4GV4LHA4WGFGYMNYKNIW \
  | 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: 0030612386af167072c629b0c6e14d45828b7a3b068b696b78cc423caea792c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbfb87431171b35f779a80205b5cf02abcbda2a7a22f64d5d9edbc99513ed05a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-04T11:01:27Z",
    "title_canon_sha256": "a3332abbf9bc4c1a49774c3bf3f8ec7227117b2231e857643c566d5f68d95682"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0701",
    "kind": "arxiv",
    "version": 1
  }
}