Pith Number

pith:OTFBXIJ3

pith:2021:OTFBXIJ3QZPBTBVO4TOW6UAMY7

not attested not anchored not stored refs pending

Efficient quantum computation of molecular forces and other energy gradients

Christofer S. Tautermann, Dominic W. Berry, Elica Kyoseva, Joonho Lee, Joshua J. Goings, Matthias Degroote, Michael Streif, Nathan Wiebe, Nicholas C. Rubin, Nikolaj Moll, Raffaele Santagati, Ryan Babbush, Thomas E. O'Brien, William J. Huggins, Yuan Su

arxiv:2111.12437 v2 · 2021-11-24 · quant-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{OTFBXIJ3QZPBTBVO4TOW6UAMY7}

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	2026-07-05T06:02:44.761927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74ca1ba13b865e1986aee4dd6f500cc7de8082e3ded0cb3e0db0cf8d19c5846d

Aliases

arxiv: 2111.12437 · arxiv_version: 2111.12437v2 · doi: 10.48550/arxiv.2111.12437 · pith_short_12: OTFBXIJ3QZPB · pith_short_16: OTFBXIJ3QZPBTBVO · pith_short_8: OTFBXIJ3

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/OTFBXIJ3QZPBTBVO4TOW6UAMY7 \
  | 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: 74ca1ba13b865e1986aee4dd6f500cc7de8082e3ded0cb3e0db0cf8d19c5846d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09a8fb07198b1d325f1f686901ba05fc375639bcd82576e1a3af654c5414a816",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-11-24T11:37:13Z",
    "title_canon_sha256": "82575bc22cb46deb10214222bc96ea1c27454cae12d8b32e9704a9361052e67a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.12437",
    "kind": "arxiv",
    "version": 2
  }
}