Pith Number

pith:VZ2HCZ5N

pith:2019:VZ2HCZ5N5IPPXPR7RC3I7QZ3NY

not attested not anchored not stored refs pending

Pure temporal dispersion for aberration free ultrafast time-stretch applications

Chi Zhang, Lei Zhang, Liao Chen, Ningning Yang, Xin Dong, Xinliang Zhang, Xi Zhou, Zihui Lei

arxiv:1903.06030 v1 · 2019-03-14 · 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{VZ2HCZ5N5IPPXPR7RC3I7QZ3NY}

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	2026-05-17T23:51:15.542220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae747167adea1efbbe3f88b68fc33b6e241c4209a5903ebe87de195bd676e8ac

Aliases

arxiv: 1903.06030 · arxiv_version: 1903.06030v1 · doi: 10.48550/arxiv.1903.06030 · pith_short_12: VZ2HCZ5N5IPP · pith_short_16: VZ2HCZ5N5IPPXPR7 · pith_short_8: VZ2HCZ5N

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/VZ2HCZ5N5IPPXPR7RC3I7QZ3NY \
  | 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: ae747167adea1efbbe3f88b68fc33b6e241c4209a5903ebe87de195bd676e8ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac1173c0f43266162527a58642383821992a464fd6ce6b0ec27c2c4776c4d74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-03-14T14:23:29Z",
    "title_canon_sha256": "6762cfb8af6ce7e1469e13703f30c7c74413e2adc736236aaec231f5316c2e14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06030",
    "kind": "arxiv",
    "version": 1
  }
}