Pith Number

pith:UGAY46DI

pith:2013:UGAY46DIZ7EZJDI2BVVOXGRNAI

not attested not anchored not stored refs pending

Raman spectroscopy as a versatile tool for studying the properties of graphene

Andrea C. Ferrari, Denis M. Basko

arxiv:1306.5856 v1 · 2013-06-25 · 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{UGAY46DIZ7EZJDI2BVVOXGRNAI}

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	2026-05-18T01:49:08.249485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1818e7868cfc9948d1a0d6aeb9a2d02360cdc972ec848e14b6989901639c859

Aliases

arxiv: 1306.5856 · arxiv_version: 1306.5856v1 · doi: 10.48550/arxiv.1306.5856 · pith_short_12: UGAY46DIZ7EZ · pith_short_16: UGAY46DIZ7EZJDI2 · pith_short_8: UGAY46DI

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/UGAY46DIZ7EZJDI2BVVOXGRNAI \
  | 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: a1818e7868cfc9948d1a0d6aeb9a2d02360cdc972ec848e14b6989901639c859

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8787b2763218f2267a29c4c3dee5c3ab83dcd80fc3cc9070f76520e99eafb7b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-06-25T06:46:27Z",
    "title_canon_sha256": "bde7f474d37368e30ea3a03ec39c2f3a903c45f27e4c81deb211de8fb10e7f29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5856",
    "kind": "arxiv",
    "version": 1
  }
}