Pith Number

pith:M5DSTKBV

pith:2016:M5DSTKBVQZ7F3OADGJXBBZ77RC

not attested not anchored not stored refs pending

Orthogonal AMP

Junjie Ma, Li Ping

arxiv:1602.06509 v3 · 2016-02-21 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5DSTKBVQZ7F3OADGJXBBZ77RC}

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	2026-05-18T00:52:17.540693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

674729a835867e5db803326e10e7ff8881842c88132f473ebaa1e2ca0cb6085e

Aliases

arxiv: 1602.06509 · arxiv_version: 1602.06509v3 · doi: 10.48550/arxiv.1602.06509 · pith_short_12: M5DSTKBVQZ7F · pith_short_16: M5DSTKBVQZ7F3OAD · pith_short_8: M5DSTKBV

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/M5DSTKBVQZ7F3OADGJXBBZ77RC \
  | 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: 674729a835867e5db803326e10e7ff8881842c88132f473ebaa1e2ca0cb6085e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "daee37995bc60512c9df2a1d66fd4b33fda63b50f4b9c65c3ea43e1877e7f0a3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-02-21T07:56:58Z",
    "title_canon_sha256": "59060f4f3fcf8b028c2ddc8c16b55fb7e847826d01481611936a3f9277cd5b90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06509",
    "kind": "arxiv",
    "version": 3
  }
}