Pith Number

pith:2TTIN34M

pith:2022:2TTIN34MQZOE3ZCWOZJ2JV6MNI

not attested not anchored not stored refs pending

Quantum tunnelling driven H$_2$ formation on graphene

Erxun Han, Jeremy O. Richardson, Ji Chen, Michail Stamatakis, Wei Fang

arxiv:2204.00808 v1 · 2022-04-02 · physics.chem-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2TTIN34MQZOE3ZCWOZJ2JV6MNI}

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	2026-07-05T04:10:56.274399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4e686ef8c865c4de4567653a4d7cc6a090d4685f623434531128c37a6b92402

Aliases

arxiv: 2204.00808 · arxiv_version: 2204.00808v1 · doi: 10.48550/arxiv.2204.00808 · pith_short_12: 2TTIN34MQZOE · pith_short_16: 2TTIN34MQZOE3ZCW · pith_short_8: 2TTIN34M

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/2TTIN34MQZOE3ZCWOZJ2JV6MNI \
  | 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: d4e686ef8c865c4de4567653a4d7cc6a090d4685f623434531128c37a6b92402

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce06dc53cbb63b0eedc0cc83aebd7ebf455b85a3cd98af4491dba13b0299c854",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2022-04-02T08:30:39Z",
    "title_canon_sha256": "c09a279a6ff8ef948dc01d166666be4f27a67a42cf9e83600ceeec5e4e57be1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.00808",
    "kind": "arxiv",
    "version": 1
  }
}