Pith Number

pith:56U4L6WC

pith:2020:56U4L6WCUKU53E2R3VIPZY74AO

not attested not anchored not stored refs pending

Raman Fingerprints of Graphene Produced by Anodic Electrochemical Exfoliation

Adriana Alieva, Alexandre Felten, Andrew J. Pollard, Antonios Oikonomou, Cinzia Casiraghi, Daniel J. Kelly, Gennaro Picardi, Khaled Parvez, Ralph Krupke, Robyn E. Worsley, Sarah J. Haigh, Simone Dehm, Vaiva Nagyte, Yuyoung Shin

arxiv:2006.02850 v1 · 2020-04-15 · physics.app-ph · 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{56U4L6WCUKU53E2R3VIPZY74AO}

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	2026-07-05T01:08:00.723442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efa9c5fac2a2a9dd9351dd50fce3fc03b2ae07d1c5e5a937b15eff55527d8dd6

Aliases

arxiv: 2006.02850 · arxiv_version: 2006.02850v1 · doi: 10.48550/arxiv.2006.02850 · pith_short_12: 56U4L6WCUKU5 · pith_short_16: 56U4L6WCUKU53E2R · pith_short_8: 56U4L6WC

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/56U4L6WCUKU53E2R3VIPZY74AO \
  | 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: efa9c5fac2a2a9dd9351dd50fce3fc03b2ae07d1c5e5a937b15eff55527d8dd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f8e3a2133b4c77bfe2e8f71231c402fdaad8bc740e0ee7a15ce50d8ccc798d4",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2020-04-15T16:40:55Z",
    "title_canon_sha256": "012262866ddeaaff0fd90cc7b3f6383ef3907cce48908a1008110e3efb67e0a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.02850",
    "kind": "arxiv",
    "version": 1
  }
}