Pith Number

pith:TMZF4W3Y

pith:2017:TMZF4W3YVRX4RWEAHX6AJZKEM3

not attested not anchored not stored refs pending

Topological photonics: from crystals to particles

Gleb Siroki, Paloma Arroyo Huidobro, Vincenzo Giannini

arxiv:1703.09248 v2 · 2017-03-27 · 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{TMZF4W3YVRX4RWEAHX6AJZKEM3}

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	2026-05-18T00:38:56.271500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b325e5b78ac6fc8d8803dfc04e54466da35147b6215d0161e5621fc2c68ef2b

Aliases

arxiv: 1703.09248 · arxiv_version: 1703.09248v2 · doi: 10.48550/arxiv.1703.09248 · pith_short_12: TMZF4W3YVRX4 · pith_short_16: TMZF4W3YVRX4RWEA · pith_short_8: TMZF4W3Y

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/TMZF4W3YVRX4RWEAHX6AJZKEM3 \
  | 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: 9b325e5b78ac6fc8d8803dfc04e54466da35147b6215d0161e5621fc2c68ef2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863154705c961f1812996fcdacd717289dbd81b51c5f4375f57dd9c99914013d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-03-27T18:16:56Z",
    "title_canon_sha256": "acdc59d1e848f77ddc91f275f2f05f58c0664ad97f81c64959cf9b43b1f7447c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09248",
    "kind": "arxiv",
    "version": 2
  }
}