Pith Number

pith:64PDJNV5

pith:2018:64PDJNV5UJSXSJ5ZR55CSDGRRL

not attested not anchored not stored refs pending

Reduction of Nitrogen Oxides (NOx) by Superalkalis

Ambrish Kumar Srivastava

arxiv:1801.00913 v1 · 2018-01-03 · 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{64PDJNV5UJSXSJ5ZR55CSDGRRL}

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	2026-05-18T00:21:06.915353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f71e34b6bda2657927b98f7a290cd18ad6bdda0a11e0d3d7d3dc2ed7490683cf

Aliases

arxiv: 1801.00913 · arxiv_version: 1801.00913v1 · doi: 10.48550/arxiv.1801.00913 · pith_short_12: 64PDJNV5UJSX · pith_short_16: 64PDJNV5UJSXSJ5Z · pith_short_8: 64PDJNV5

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/64PDJNV5UJSXSJ5ZR55CSDGRRL \
  | 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: f71e34b6bda2657927b98f7a290cd18ad6bdda0a11e0d3d7d3dc2ed7490683cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a0f75c7c3408700db78eaf6cb6ada289c46ea8fd544f0c608ca262ef4b53776",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-01-03T06:18:30Z",
    "title_canon_sha256": "29fc62739b1dc0059b128d68a6666614085a793b8c486e600e5ac18237c1a862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00913",
    "kind": "arxiv",
    "version": 1
  }
}