Pith Number

pith:3DAHJUOO

pith:2015:3DAHJUOOVNZAMW7B7DXCPJBDMI

not attested not anchored not stored refs pending

A framework for interpreting regularized state estimation

Masafumi Kamachi, Nozomi Sugiura, Shuhei Masuda, Toshiyuki Awaji, Yoichi Ishikawa, Yosuke Fujii

arxiv:1511.04790 v1 · 2015-11-16 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3DAHJUOOVNZAMW7B7DXCPJBDMI}

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	2026-05-18T01:26:51.634939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8c074d1ceab72065be1f8ee27a4236225d3207edd54353bb2778c89794b99cf

Aliases

arxiv: 1511.04790 · arxiv_version: 1511.04790v1 · doi: 10.48550/arxiv.1511.04790 · pith_short_12: 3DAHJUOOVNZA · pith_short_16: 3DAHJUOOVNZAMW7B · pith_short_8: 3DAHJUOO

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/3DAHJUOOVNZAMW7B7DXCPJBDMI \
  | 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: d8c074d1ceab72065be1f8ee27a4236225d3207edd54353bb2778c89794b99cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4598fc3e99aa7c0ff6cbfa0a6918fe3024b100facb7fed15125d0f5b38827b12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2015-11-16T00:44:51Z",
    "title_canon_sha256": "aee88ac31adff3ca79155efebbed898490b2a3606e147b0a38ea02923c15227c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.04790",
    "kind": "arxiv",
    "version": 1
  }
}