Pith Number

pith:QI67EOHH

pith:2018:QI67EOHHHCPMEI7TXJ4MNHR5UZ

not attested not anchored not stored refs pending

Simple multi-wavelength imaging of birefringence: case study of silk

Jing-Liang Li, Junko Morikawa, Meguya Ryu, Reo Honda, Saulius Juodkazis, Vygantas Mizeikis

arxiv:1809.09723 v1 · 2018-09-15 · physics.ins-det · 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{QI67EOHHHCPMEI7TXJ4MNHR5UZ}

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	2026-05-18T00:04:43.907952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

823df238e7389ec223f3ba78c69e3da6745e8767e3cd5c14b4357cdb453ec76a

Aliases

arxiv: 1809.09723 · arxiv_version: 1809.09723v1 · doi: 10.48550/arxiv.1809.09723 · pith_short_12: QI67EOHHHCPM · pith_short_16: QI67EOHHHCPMEI7T · pith_short_8: QI67EOHH

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/QI67EOHHHCPMEI7TXJ4MNHR5UZ \
  | 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: 823df238e7389ec223f3ba78c69e3da6745e8767e3cd5c14b4357cdb453ec76a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee9150721aae1fcf16a1e0dca4155c7a453d9f13f2f72678be9f011f5ef1eb67",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-09-15T07:27:13Z",
    "title_canon_sha256": "f2a1f82a7793b2c5149db5e8eb9aa8ac4c761e032da3c3610ad845c0b72badd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09723",
    "kind": "arxiv",
    "version": 1
  }
}