Pith Number

pith:WTSFGE5B

pith:2019:WTSFGE5B22D6PVHBQLDTJL26ON

not attested not anchored not stored refs pending

Pre- and post-processing in quantum-computational hydrologic inverse analysis

Daniel O'Malley, John K. Golden

arxiv:1910.00626 v2 · 2019-10-01 · cs.ET · physics.geo-ph · 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{WTSFGE5B22D6PVHBQLDTJL26ON}

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	2026-07-05T00:55:59.207977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4e45313a1d687e7d4e182c734af5e7366ed373bd33054cf72929289fd3eaafe

Aliases

arxiv: 1910.00626 · arxiv_version: 1910.00626v2 · doi: 10.48550/arxiv.1910.00626 · pith_short_12: WTSFGE5B22D6 · pith_short_16: WTSFGE5B22D6PVHB · pith_short_8: WTSFGE5B

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/WTSFGE5B22D6PVHBQLDTJL26ON \
  | 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: b4e45313a1d687e7d4e182c734af5e7366ed373bd33054cf72929289fd3eaafe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea254a65b112af2f2a3e69d06a37e2e7a79b07f9fc4576fa54c9fa7017427f5",
    "cross_cats_sorted": [
      "physics.geo-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2019-10-01T19:28:04Z",
    "title_canon_sha256": "8a1bc9fa0457f31cf4377ca04be3a44b2e5bb1fbc1acf9892ab805800197f1cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.00626",
    "kind": "arxiv",
    "version": 2
  }
}