Pith Number

pith:TCJCCDJC

pith:2017:TCJCCDJC2IL36IMV6AJHNWWNY4

not attested not anchored not stored refs pending

A Quantum Approach to Subset-Sum and Similar Problems

Ammar Daskin

arxiv:1707.08730 v4 · 2017-07-27 · quant-ph · cs.CC · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCJCCDJC2IL36IMV6AJHNWWNY4}

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	2026-05-18T00:34:34.808132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9892210d22d217bf2195f01276dacdc710f5224d76e6edc591d7b32e0ee0918b

Aliases

arxiv: 1707.08730 · arxiv_version: 1707.08730v4 · doi: 10.48550/arxiv.1707.08730 · pith_short_12: TCJCCDJC2IL3 · pith_short_16: TCJCCDJC2IL36IMV · pith_short_8: TCJCCDJC

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/TCJCCDJC2IL36IMV6AJHNWWNY4 \
  | 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: 9892210d22d217bf2195f01276dacdc710f5224d76e6edc591d7b32e0ee0918b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff582303d17bb70369ce1f3a74b8bcc90769205fc97f1b4ba44863d364cb628c",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-27T07:33:05Z",
    "title_canon_sha256": "c67de1b0d1450b8a92c1194b10e49eab0e2262426dde58f926e1d9c170c2279d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08730",
    "kind": "arxiv",
    "version": 4
  }
}