Pith Number

pith:WBQI7PZ3

pith:2009:WBQI7PZ34CTFYPBQQS676KOMYR

not attested not anchored not stored refs pending

Vibrational properties and diffusion of hydrogen on graphene

Carlos P. Herrero, Rafael Ramirez

arxiv:0907.2366 v1 · 2009-07-14 · 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{WBQI7PZ34CTFYPBQQS676KOMYR}

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	2026-05-18T02:13:03.200380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0608fbf3be0a65c3c3084bdff29ccc4670a0f9ce091322db5f1534933bb1dfc

Aliases

arxiv: 0907.2366 · arxiv_version: 0907.2366v1 · doi: 10.48550/arxiv.0907.2366 · pith_short_12: WBQI7PZ34CTF · pith_short_16: WBQI7PZ34CTFYPBQ · pith_short_8: WBQI7PZ3

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/WBQI7PZ34CTFYPBQQS676KOMYR \
  | 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: b0608fbf3be0a65c3c3084bdff29ccc4670a0f9ce091322db5f1534933bb1dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e30e7257440b634c874370c078b0701f269a14262cf2bf2082560409cb7df4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-07-14T14:20:10Z",
    "title_canon_sha256": "45ade585e7d8d0439aa578189a18ec08e78118f6ca7911d7ed0dd220263117f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2366",
    "kind": "arxiv",
    "version": 1
  }
}