Pith Number

pith:XBDHDWZZ

pith:2017:XBDHDWZZCXUQCYMCQJ5FJKTZPQ

not attested not anchored not stored refs pending

Can We See Photosynthesis? Magnifying the Tiny Color Changes of Plant Green Leaves Using Eulerian Video Magnification

Ali H. Ahmed, Evelyng Hernandez, Islam A.T.F. Taj-Eddin, Mahmoud Afifi, Mostafa Korashy, Ng Yoke Cheng, Salma M. Abdel-latif

arxiv:1706.03867 v3 · 2017-06-12 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XBDHDWZZCXUQCYMCQJ5FJKTZPQ}

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	2026-05-18T00:31:28.813492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b84671db3915e9016182827a54aa797c3be17a94bae9fd185fa5fd1baa757ada

Aliases

arxiv: 1706.03867 · arxiv_version: 1706.03867v3 · doi: 10.48550/arxiv.1706.03867 · pith_short_12: XBDHDWZZCXUQ · pith_short_16: XBDHDWZZCXUQCYMC · pith_short_8: XBDHDWZZ

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/XBDHDWZZCXUQCYMCQJ5FJKTZPQ \
  | 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: b84671db3915e9016182827a54aa797c3be17a94bae9fd185fa5fd1baa757ada

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c257d8af7d475a2d6635cd7a043639d2b97d8a7f05ca243adf29dfa9152e089",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-06-12T23:04:33Z",
    "title_canon_sha256": "e94dc5f706f1f9a73099bf08fb99d39e25e0e7075266d26c94a774f23612c9d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03867",
    "kind": "arxiv",
    "version": 3
  }
}