Pith Number

pith:ECES6INV

pith:2016:ECES6INVITSLEJXZZFYPLCHUYL

not attested not anchored not stored refs pending

Learning and Free Energies for Vector Approximate Message Passing

Alyson K. Fletcher, Philip Schniter

arxiv:1602.08207 v4 · 2016-02-26 · cs.IT · math.IT · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECES6INVITSLEJXZZFYPLCHUYL}

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	2026-05-18T00:21:46.872852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20892f21b544e4b226f9c970f588f4c2ef6b1c1a299cd7246ea9e563f7746a70

Aliases

arxiv: 1602.08207 · arxiv_version: 1602.08207v4 · doi: 10.48550/arxiv.1602.08207 · pith_short_12: ECES6INVITSL · pith_short_16: ECES6INVITSLEJXZ · pith_short_8: ECES6INV

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/ECES6INVITSLEJXZZFYPLCHUYL \
  | 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: 20892f21b544e4b226f9c970f588f4c2ef6b1c1a299cd7246ea9e563f7746a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dacd3ef26d5e0113088aa67ab20fa5d8c03cb2f3ff1280ef4dad7bdb489c6e0",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-02-26T06:06:13Z",
    "title_canon_sha256": "be260e9e69778d83dcceeed4c1c3f7d86802017ba857125082180e4798092c7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.08207",
    "kind": "arxiv",
    "version": 4
  }
}