Pith Number

pith:ALH7IY27

pith:2018:ALH7IY276PRVMY7VN4OATFJPVO

not attested not anchored not stored refs pending

Denoising, deconvolving and decomposing multi-domain photon observations- The D4PO algorithm

Daniel Pumpe, Martin Reinecke, Torsten A. En{\ss}lin

arxiv:1802.02013 v2 · 2018-02-06 · 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{ALH7IY276PRVMY7VN4OATFJPVO}

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	2026-05-18T00:00:22.023881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02cff4635ff3e35663f56f1c09952fab8da5b08448b172ccdc1a68dff243fe1a

Aliases

arxiv: 1802.02013 · arxiv_version: 1802.02013v2 · doi: 10.48550/arxiv.1802.02013 · pith_short_12: ALH7IY276PRV · pith_short_16: ALH7IY276PRVMY7V · pith_short_8: ALH7IY27

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/ALH7IY276PRVMY7VN4OATFJPVO \
  | 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: 02cff4635ff3e35663f56f1c09952fab8da5b08448b172ccdc1a68dff243fe1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d42585181b1945593a4760949eb4b617f1d2d4455ceb769f798f284bdb556de9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-02-06T15:50:43Z",
    "title_canon_sha256": "2ab79f1d6c477a7d77fbb3d29ee119883d2d732a9cfe4f74408113a9b544ea44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02013",
    "kind": "arxiv",
    "version": 2
  }
}