Pith Number

pith:KK4D4JP7

pith:2016:KK4D4JP7VM2H4QCQCHEVRNKIWG

not attested not anchored not stored refs pending

Accelerating Hartree--Fock exchange calculation using the TURBOMOLE program system: different techniques for different purposes

Arnim Hellweg, Uwe Huniar

arxiv:1610.07779 v1 · 2016-10-25 · 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{KK4D4JP7VM2H4QCQCHEVRNKIWG}

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	2026-05-18T01:01:17.586996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52b83e25ffab347e405011c958b548b194218a8ae25c92404e70e351c694b672

Aliases

arxiv: 1610.07779 · arxiv_version: 1610.07779v1 · doi: 10.48550/arxiv.1610.07779 · pith_short_12: KK4D4JP7VM2H · pith_short_16: KK4D4JP7VM2H4QCQ · pith_short_8: KK4D4JP7

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/KK4D4JP7VM2H4QCQCHEVRNKIWG \
  | 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: 52b83e25ffab347e405011c958b548b194218a8ae25c92404e70e351c694b672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6042fca1cd4f3805cc1e1f937be420d9293fd80eade214bea31dae12d358d214",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2016-10-25T08:23:58Z",
    "title_canon_sha256": "1bdfddea7293c801fcf2f9d7bc9c9986cc6e9a462110375216ca2d30ce6457f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07779",
    "kind": "arxiv",
    "version": 1
  }
}