Pith Number

pith:VMTNVAFB

pith:2015:VMTNVAFBAPWIOTI7NOZV7HL4JT

not attested not anchored not stored refs pending

Compressive Sampling of Ensembles of Correlated Signals

Ali Ahmed, Justin Romberg

arxiv:1501.06654 v2 · 2015-01-27 · 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{VMTNVAFBAPWIOTI7NOZV7HL4JT}

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	2026-05-18T00:26:58.062401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab26da80a103ec874d1f6bb35f9d7c4cd8a77c3ec23edb75ce6dc70bae1bc2d1

Aliases

arxiv: 1501.06654 · arxiv_version: 1501.06654v2 · doi: 10.48550/arxiv.1501.06654 · pith_short_12: VMTNVAFBAPWI · pith_short_16: VMTNVAFBAPWIOTI7 · pith_short_8: VMTNVAFB

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/VMTNVAFBAPWIOTI7NOZV7HL4JT \
  | 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: ab26da80a103ec874d1f6bb35f9d7c4cd8a77c3ec23edb75ce6dc70bae1bc2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5ca77ef6f0f4aaa95e32e9d7a0aca3ac6dfd6bff8a15e4d8907a107135fadf7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-01-27T05:02:36Z",
    "title_canon_sha256": "4881bb624dc797b8cbb7b42f7b061002535ffc4e284e1b8b273c6824993b5e83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06654",
    "kind": "arxiv",
    "version": 2
  }
}