Pith Number

pith:ZNNSZIVI

pith:2015:ZNNSZIVIIJVYP4Y62A6K6HC6WI

not attested not anchored not stored refs pending

Guided Signal Reconstruction with Application to Image Magnification

Akshay Gadde, Andrew Knyazev, Dong Tian, Hassan Mansour

arxiv:1509.02465 v1 · 2015-09-08 · cs.IT · cs.NA · 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{ZNNSZIVIIJVYP4Y62A6K6HC6WI}

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	2026-05-18T01:12:38.023825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb5b2ca2a8426b87f31ed03caf1c5eb201dc5dda9c0d57af7711d18a878fa4ba

Aliases

arxiv: 1509.02465 · arxiv_version: 1509.02465v1 · doi: 10.48550/arxiv.1509.02465 · pith_short_12: ZNNSZIVIIJVY · pith_short_16: ZNNSZIVIIJVYP4Y6 · pith_short_8: ZNNSZIVI

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/ZNNSZIVIIJVYP4Y62A6K6HC6WI \
  | 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: cb5b2ca2a8426b87f31ed03caf1c5eb201dc5dda9c0d57af7711d18a878fa4ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5849201d42fff0e284b7d243df122a4def4b36c18b557a5f58358bb7d846b10d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-09-08T17:48:06Z",
    "title_canon_sha256": "d9f499b2c79002303d73b4d060349b0b2d12e06b084e45c48e35c171991d2706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02465",
    "kind": "arxiv",
    "version": 1
  }
}