Pith Number

pith:7I7PUR7G

pith:2014:7I7PUR7GIKZ3JIQM3JELL4BAYK

not attested not anchored not stored refs pending

Simple method for locking birefringent resonators

Aaron Buikema, Adam Libson, Camilo Cela L\'opez, Matthew Evans, Matthew Heising, Nicolas Brown, Tamara Dordevic

arxiv:1410.8569 v1 · 2014-10-30 · 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{7I7PUR7GIKZ3JIQM3JELL4BAYK}

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	2026-05-18T01:41:36.623786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3efa47e642b3b4a20cda48b5f020c2b8d34193ff87d8417dcb648a5b6ca031

Aliases

arxiv: 1410.8569 · arxiv_version: 1410.8569v1 · doi: 10.48550/arxiv.1410.8569 · pith_short_12: 7I7PUR7GIKZ3 · pith_short_16: 7I7PUR7GIKZ3JIQM · pith_short_8: 7I7PUR7G

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/7I7PUR7GIKZ3JIQM3JELL4BAYK \
  | 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: fa3efa47e642b3b4a20cda48b5f020c2b8d34193ff87d8417dcb648a5b6ca031

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e312fbca8ca0d1685562c97c92e91ae4f530bbf7d029ffdb90c35f506fee81f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-10-30T21:39:07Z",
    "title_canon_sha256": "a70e58d54c660c0540ba42b8b7ae1f9f7892e7ec927e637dda9efb74f583312f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8569",
    "kind": "arxiv",
    "version": 1
  }
}