Pith Number

pith:AJSEHYBT

pith:2021:AJSEHYBTVFTLLGD2TRUCDWLOTY

not attested not anchored not stored refs pending

Fast random number generator based on optical physical unclonable functions

Dong Li, Feng Huang, Kun Chen, Pidong Wang, Yao Yao, Yongbiao Wan

arxiv:2109.03325 v1 · 2021-09-08 · cs.CR · physics.app-ph · 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{AJSEHYBTVFTLLGD2TRUCDWLOTY}

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	2026-07-05T03:19:21.695656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

026443e033a966b5987a9c6821d96e9e0076fbf00143bb91067fb275f7214714

Aliases

arxiv: 2109.03325 · arxiv_version: 2109.03325v1 · doi: 10.48550/arxiv.2109.03325 · pith_short_12: AJSEHYBTVFTL · pith_short_16: AJSEHYBTVFTLLGD2 · pith_short_8: AJSEHYBT

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/AJSEHYBTVFTLLGD2TRUCDWLOTY \
  | 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: 026443e033a966b5987a9c6821d96e9e0076fbf00143bb91067fb275f7214714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c8012ac69abbe9a962cc196522dc97979e409f8527be065275e09fd00c0088a",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-09-08T08:57:26Z",
    "title_canon_sha256": "667feb669f5ee18b06b59c2e1df23bfb147d3ba4ef51ed961e833b131ef7e035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.03325",
    "kind": "arxiv",
    "version": 1
  }
}