Pith Number

pith:BE7IHZES

pith:2026:BE7IHZES4JUUEMBP4KWS26STLI

not attested not anchored not stored refs pending

Gyrotropy from Extrinsic Geometry in Twisted Materials

Eugene J Mele, Spenser Talkington

arxiv:2607.15189 v1 · 2026-07-16 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BE7IHZES4JUUEMBP4KWS26STLI}

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	2026-07-17T01:22:13.551439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

093e83e492e26942302fe2ad2d7a535a3fee92f5747c1c82e6228578b8e509e1

Aliases

arxiv: 2607.15189 · arxiv_version: 2607.15189v1 · doi: 10.48550/arxiv.2607.15189 · pith_short_12: BE7IHZES4JUU · pith_short_16: BE7IHZES4JUUEMBP · pith_short_8: BE7IHZES

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/BE7IHZES4JUUEMBP4KWS26STLI \
  | 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: 093e83e492e26942302fe2ad2d7a535a3fee92f5747c1c82e6228578b8e509e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e6fe99819d7d54d7cdcb8ae20b50ebeee12138c19634ecca7d3b21d789e891c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2026-07-16T16:43:21Z",
    "title_canon_sha256": "415db3ac185c4a7a80284290c71040ee254865e062a25ff005d2a72d965fa40c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15189",
    "kind": "arxiv",
    "version": 1
  }
}