Pith Number

pith:DDF4XU7H

pith:2019:DDF4XU7HA7Q5NC6KE5O6PZK5LJ

not attested not anchored not stored refs pending

Electron enrichment of zigzag edges of armchair-oriented graphene nano-ribbons increases their stability and induces pinning of Fermi level

E. Louis, E. San-Fabian, G. Chiappe, J.A. Verges

arxiv:1907.01467 v2 · 2019-07-02 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDF4XU7HA7Q5NC6KE5O6PZK5LJ}

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	2026-05-17T23:39:33.226389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18cbcbd3e707e1d68bca275de7e55d5a755758ef6d0128aef6840b8aa785de5f

Aliases

arxiv: 1907.01467 · arxiv_version: 1907.01467v2 · doi: 10.48550/arxiv.1907.01467 · pith_short_12: DDF4XU7HA7Q5 · pith_short_16: DDF4XU7HA7Q5NC6K · pith_short_8: DDF4XU7H

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/DDF4XU7HA7Q5NC6KE5O6PZK5LJ \
  | 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: 18cbcbd3e707e1d68bca275de7e55d5a755758ef6d0128aef6840b8aa785de5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b974f6e1fc844ccdea4f1841ae797666348c1bb35842527db38a30c3b3c9c46",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-07-02T15:54:19Z",
    "title_canon_sha256": "990e09263cf47840df18cfe8dc6992364d5a42f88344819106e1520aa12232f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01467",
    "kind": "arxiv",
    "version": 2
  }
}