Pith Number

pith:HJ6UALVW

pith:2012:HJ6UALVWD6VZ4BHUAKFTDX6L3E

not attested not anchored not stored refs pending

Compressed Sensing with Nonlinear Observations and Related Nonlinear Optimisation Problems

Thomas Blumensath

arxiv:1205.1650 v1 · 2012-05-08 · cs.IT · math.IT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJ6UALVWD6VZ4BHUAKFTDX6L3E}

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	2026-05-18T03:56:09.593833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a7d402eb61fab9e04f4028b31dfcbd91d72e95e49a5e8e314ac258126638c27

Aliases

arxiv: 1205.1650 · arxiv_version: 1205.1650v1 · doi: 10.48550/arxiv.1205.1650 · pith_short_12: HJ6UALVWD6VZ · pith_short_16: HJ6UALVWD6VZ4BHU · pith_short_8: HJ6UALVW

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/HJ6UALVWD6VZ4BHUAKFTDX6L3E \
  | 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: 3a7d402eb61fab9e04f4028b31dfcbd91d72e95e49a5e8e314ac258126638c27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70c0ce6727049946008e2f61beb28c1198346f696aa43d79b5af85762aa9cddc",
    "cross_cats_sorted": [
      "math.IT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-05-08T10:03:20Z",
    "title_canon_sha256": "a70cafb9876fc96de633b4e538903240afa6a711b792f3b9b3763d7fd8c1aede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1650",
    "kind": "arxiv",
    "version": 1
  }
}