Pith Number

pith:6J5V4TDB

pith:2013:6J5V4TDBT3MTNVWXZEIUUAJMLB

not attested not anchored not stored refs pending

Optimization of graphene dry etching conditions via combined microscopic and spectroscopic analysis

Deep Jariwala, Mariana C. Prado, Mark C. Hersam, Tobin J. Marks

arxiv:1305.4428 v1 · 2013-05-20 · cond-mat.mtrl-sci · 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{6J5V4TDBT3MTNVWXZEIUUAJMLB}

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	2026-05-18T03:25:23.743450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f27b5e4c619ed936d6d7c9114a012c58458e0e7b3c415ed5792b653d6e2657db

Aliases

arxiv: 1305.4428 · arxiv_version: 1305.4428v1 · doi: 10.48550/arxiv.1305.4428 · pith_short_12: 6J5V4TDBT3MT · pith_short_16: 6J5V4TDBT3MTNVWX · pith_short_8: 6J5V4TDB

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/6J5V4TDBT3MTNVWXZEIUUAJMLB \
  | 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: f27b5e4c619ed936d6d7c9114a012c58458e0e7b3c415ed5792b653d6e2657db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc257810faf045206f3f7304b68289e3cdd2a19efaac6c25a8bdf9f9a82237cd",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-05-20T03:03:37Z",
    "title_canon_sha256": "0c5524a34876f6390e6bd988f1199a24f808567467111af66d28af68c8f4005a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4428",
    "kind": "arxiv",
    "version": 1
  }
}