Pith Number

pith:2OMW6VHQ

pith:2016:2OMW6VHQHAC4BW4CEC447BQXE4

not attested not anchored not stored refs pending

What to Expect When You Are Expecting on the Grassmannian

Armin Eftekhari, Laura Balzano, Michael B. Wakin

arxiv:1611.07216 v2 · 2016-11-22 · 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{2OMW6VHQHAC4BW4CEC447BQXE4}

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	2026-05-18T00:43:59.029578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3996f54f03805c0db8220b9cf8617271a8be0bf18b3decef3bb5447e9fe3c7d

Aliases

arxiv: 1611.07216 · arxiv_version: 1611.07216v2 · doi: 10.48550/arxiv.1611.07216 · pith_short_12: 2OMW6VHQHAC4 · pith_short_16: 2OMW6VHQHAC4BW4C · pith_short_8: 2OMW6VHQ

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/2OMW6VHQHAC4BW4CEC447BQXE4 \
  | 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: d3996f54f03805c0db8220b9cf8617271a8be0bf18b3decef3bb5447e9fe3c7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3afedda01bd4508d4f1370f44a214b7423b33908b3cd41a97ee9a1134fbba7c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-11-22T09:40:05Z",
    "title_canon_sha256": "96df36b656922717a1b441c8e247030739f4822c50a6297bf6353b58d08a0251"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07216",
    "kind": "arxiv",
    "version": 2
  }
}