Pith Number

pith:O5UMXM2A

pith:2015:O5UMXM2A2TVKJJXVB45HPLQ4D5

not attested not anchored not stored refs pending

A framework for exact synthesis

Jon Yard, Vadym Kliuchnikov

arxiv:1504.04350 v1 · 2015-04-16 · quant-ph · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5UMXM2A2TVKJJXVB45HPLQ4D5}

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	2026-05-18T02:18:33.388247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7768cbb340d4eaa4a6f50f3a77ae1c1f4b9270fc39264174873547598bd930bd

Aliases

arxiv: 1504.04350 · arxiv_version: 1504.04350v1 · doi: 10.48550/arxiv.1504.04350 · pith_short_12: O5UMXM2A2TVK · pith_short_16: O5UMXM2A2TVKJJXV · pith_short_8: O5UMXM2A

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/O5UMXM2A2TVKJJXVB45HPLQ4D5 \
  | 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: 7768cbb340d4eaa4a6f50f3a77ae1c1f4b9270fc39264174873547598bd930bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "789f54f650af245de9b9cdd250b0250b43e237dc5da93e70442ed9de5a7339b5",
    "cross_cats_sorted": [
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-16T19:21:37Z",
    "title_canon_sha256": "7678beccd3ef413c1c1acb7c7b5d2492b6ab8545b4938cd2897e6425c7029fd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04350",
    "kind": "arxiv",
    "version": 1
  }
}