Pith Number

pith:K5W3XMPN

pith:2015:K5W3XMPNFEYQ5AW6GW2LSEO2Q5

not attested not anchored not stored refs pending

Superresolution without Separation

Benjamin Recht, Elina Robeva, Geoffrey Schiebinger

arxiv:1506.03144 v2 · 2015-06-10 · math.OC · 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{K5W3XMPNFEYQ5AW6GW2LSEO2Q5}

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	2026-05-18T01:35:22.191448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

576dbbb1ed29310e82de35b4b911da87765d6bd4779b437e69aa8cd1c598f64d

Aliases

arxiv: 1506.03144 · arxiv_version: 1506.03144v2 · doi: 10.48550/arxiv.1506.03144 · pith_short_12: K5W3XMPNFEYQ · pith_short_16: K5W3XMPNFEYQ5AW6 · pith_short_8: K5W3XMPN

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/K5W3XMPNFEYQ5AW6GW2LSEO2Q5 \
  | 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: 576dbbb1ed29310e82de35b4b911da87765d6bd4779b437e69aa8cd1c598f64d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb28b3f32b61ac9de1c44e5c978983c7aa819975e8b475dcd168f5404d73a844",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-06-10T01:51:57Z",
    "title_canon_sha256": "a820495ff6afb4f7504e5e52662f7f491c66875c056653b07a1a700844c5b1c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03144",
    "kind": "arxiv",
    "version": 2
  }
}