Pith Number

pith:R4CDYREM

pith:2013:R4CDYREMHBNEBNEJN6KSLPABYB

not attested not anchored not stored refs pending

Time Reversal Invariant Topologically Insulating Circuits

Ariel Sommer, Clai Owens, David Schuster, Jonathan Simon, Ningyuan Jia

arxiv:1309.0878 v2 · 2013-09-04 · cond-mat.mes-hall · cond-mat.quant-gas · 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{R4CDYREMHBNEBNEJN6KSLPABYB}

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	2026-05-18T01:37:37.861844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f043c448c385a40b4896f9525bc01c07ba70167e36e975bd9712c0351214c21

Aliases

arxiv: 1309.0878 · arxiv_version: 1309.0878v2 · doi: 10.48550/arxiv.1309.0878 · pith_short_12: R4CDYREMHBNE · pith_short_16: R4CDYREMHBNEBNEJ · pith_short_8: R4CDYREM

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/R4CDYREMHBNEBNEJN6KSLPABYB \
  | 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: 8f043c448c385a40b4896f9525bc01c07ba70167e36e975bd9712c0351214c21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd23ece1c95aa5a8c125f31c66243eb86e7364420bfc582a90672e88f3adf73e",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-09-04T00:31:01Z",
    "title_canon_sha256": "d09037762fff1a265bf815fbfa0d72c64c6fc5a73e6ddfb3628e27f944be5ce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0878",
    "kind": "arxiv",
    "version": 2
  }
}