Pith Number

pith:6PM6KK4B

pith:2015:6PM6KK4BGRS6QXKFSAFQV6MRVR

not attested not anchored not stored refs pending

Graphene Oxide as an Optimal Candidate Material for Methane Storage

Kanchan Ulman, Rajiv K. Chouhan, Shobhana Narasimhan

arxiv:1504.07994 v1 · 2015-04-29 · 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{6PM6KK4BGRS6QXKFSAFQV6MRVR}

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	2026-05-18T01:31:29.871386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3d9e52b813465e85d45900b0af991ac4fca27da317d3d24b57d7978fa516794

Aliases

arxiv: 1504.07994 · arxiv_version: 1504.07994v1 · doi: 10.48550/arxiv.1504.07994 · pith_short_12: 6PM6KK4BGRS6 · pith_short_16: 6PM6KK4BGRS6QXKF · pith_short_8: 6PM6KK4B

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/6PM6KK4BGRS6QXKFSAFQV6MRVR \
  | 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: f3d9e52b813465e85d45900b0af991ac4fca27da317d3d24b57d7978fa516794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3825027cd4fd6120c7899d49a8b1c2b37dfbb9ef0b53e57488537bfcea307daf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-04-29T20:00:44Z",
    "title_canon_sha256": "23d916254762cd3b06e2ac0427715563e4117527d490d6a3e0ec340dbc1791ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07994",
    "kind": "arxiv",
    "version": 1
  }
}