Pith Number

pith:Q5Q3FEFV

pith:2018:Q5Q3FEFVPTGXZ26AIG7BSDV2V5

not attested not anchored not stored refs pending

Criteria for protected edge modes with $\mathbb{Z}_2$ symmetry

Chris Heinrich, Michael Levin

arxiv:1803.00023 v2 · 2018-02-28 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5Q3FEFVPTGXZ26AIG7BSDV2V5}

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	2026-05-18T00:10:17.001015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8761b290b57ccd7cebc041be190ebaaf5ec2634657c720982924f610f68d19a4

Aliases

arxiv: 1803.00023 · arxiv_version: 1803.00023v2 · doi: 10.48550/arxiv.1803.00023 · pith_short_12: Q5Q3FEFVPTGX · pith_short_16: Q5Q3FEFVPTGXZ26A · pith_short_8: Q5Q3FEFV

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/Q5Q3FEFVPTGXZ26AIG7BSDV2V5 \
  | 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: 8761b290b57ccd7cebc041be190ebaaf5ec2634657c720982924f610f68d19a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1859324029c77df68ccd9b322e43361c7ae92cac74904c1d2d79acf09136da69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-02-28T19:00:42Z",
    "title_canon_sha256": "63ec86247a3b0e3f9b9f654b58de04157e126bd16704469445e7b338b76df74c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00023",
    "kind": "arxiv",
    "version": 2
  }
}