Pith Number

pith:VDVP7E5E

pith:2011:VDVP7E5EVJOW3DPAC3X5HO5MVH

not attested not anchored not stored refs pending

Ultrapure Multilayer Graphene in Bromine Intercalated Graphite

A. F. Hebard, D. B. Tanner, J. Hwang, J. P. Carbotte, S. Tongay

arxiv:1106.0119 v1 · 2011-06-01 · 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{VDVP7E5EVJOW3DPAC3X5HO5MVH}

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	2026-05-18T00:56:57.862420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8eaff93a4aa5d6d8de016efd3bbaca9f935e650ddb6e81b8437294b7b3ff528

Aliases

arxiv: 1106.0119 · arxiv_version: 1106.0119v1 · doi: 10.48550/arxiv.1106.0119 · pith_short_12: VDVP7E5EVJOW · pith_short_16: VDVP7E5EVJOW3DPA · pith_short_8: VDVP7E5E

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/VDVP7E5EVJOW3DPAC3X5HO5MVH \
  | 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: a8eaff93a4aa5d6d8de016efd3bbaca9f935e650ddb6e81b8437294b7b3ff528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fde808df7987a1984838ba83cc91883acaf1103551ba956e6b6020a4670e0c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-06-01T08:35:10Z",
    "title_canon_sha256": "dfbe05090ff802adce904b403284f47121c7d5706aab99155ece449c6abe6504"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0119",
    "kind": "arxiv",
    "version": 1
  }
}