Pith Number

pith:VGZALRJ6

pith:2018:VGZALRJ6VNT5DQYZUIOBD242W6

not attested not anchored not stored refs pending

Tunable interferometers on a flexible polymer chip

Alexander Ling, Chengcan Li, James A. Grieve, Jos\'e Viana-Gomes, Kian Fong Ng, Yi Wei Ho

arxiv:1808.09864 v1 · 2018-08-07 · physics.app-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VGZALRJ6VNT5DQYZUIOBD242W6}

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	2026-05-18T00:06:54.190557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9b205c53eab67d1c319a21c11eb9ab7b592be4dd8d9da2d9653e8932c3306c3

Aliases

arxiv: 1808.09864 · arxiv_version: 1808.09864v1 · doi: 10.48550/arxiv.1808.09864 · pith_short_12: VGZALRJ6VNT5 · pith_short_16: VGZALRJ6VNT5DQYZ · pith_short_8: VGZALRJ6

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/VGZALRJ6VNT5DQYZUIOBD242W6 \
  | 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: a9b205c53eab67d1c319a21c11eb9ab7b592be4dd8d9da2d9653e8932c3306c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1927abc11b2950e8387f78e98ee8ea682176cd44a7f652c7c6596eab6bdb0fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-08-07T05:36:52Z",
    "title_canon_sha256": "34c0717e6ec92784b795b825f9e226cd41831445620e4dee07c30cd088b3cb3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.09864",
    "kind": "arxiv",
    "version": 1
  }
}