Pith Number

pith:33LNL5IM

pith:2012:33LNL5IMJZD2YJJMYDSNKHF54O

not attested not anchored not stored refs pending

Experimental Upconversion of Images

Bao-Sen Shi, Dong-Sheng Ding, Guang-Can Guo, Wen Huang, Xu-Bo Zou, Zhi-Yuan Zhou

arxiv:1203.6132 v3 · 2012-03-28 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33LNL5IMJZD2YJJMYDSNKHF54O}

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	2026-05-18T01:58:01.195732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ded6d5f50c4e47ac252cc0e4d51cbde39f96eede0d23b6d87fe9a70d4fdb9938

Aliases

arxiv: 1203.6132 · arxiv_version: 1203.6132v3 · doi: 10.48550/arxiv.1203.6132 · pith_short_12: 33LNL5IMJZD2 · pith_short_16: 33LNL5IMJZD2YJJM · pith_short_8: 33LNL5IM

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/33LNL5IMJZD2YJJMYDSNKHF54O \
  | 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: ded6d5f50c4e47ac252cc0e4d51cbde39f96eede0d23b6d87fe9a70d4fdb9938

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e09cab5bfb5df0d3b5edb1adf84a67815dfe1a398b525c4be5ca52dad78978ce",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-03-28T01:57:19Z",
    "title_canon_sha256": "3e54709dca925c18e7ce6c6b70e9221b23dd6076ef320381c70e812cb7f63699"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.6132",
    "kind": "arxiv",
    "version": 3
  }
}