Pith Number

pith:XPA2RCVR

pith:2019:XPA2RCVR44PQLHGJXLVXIQA437

not attested not anchored not stored refs pending

Deterministic Coherence Distillation

C. L. Liu, D. L. Zhou

arxiv:1908.04914 v1 · 2019-08-14 · 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{XPA2RCVR44PQLHGJXLVXIQA437}

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	2026-07-04T23:55:57.957084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbc1a88ab1e71f059cc9baeb74401cdff8822d7a1216f88a8cbde4df18abe199

Aliases

arxiv: 1908.04914 · arxiv_version: 1908.04914v1 · doi: 10.48550/arxiv.1908.04914 · pith_short_12: XPA2RCVR44PQ · pith_short_16: XPA2RCVR44PQLHGJ · pith_short_8: XPA2RCVR

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/XPA2RCVR44PQLHGJXLVXIQA437 \
  | 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: bbc1a88ab1e71f059cc9baeb74401cdff8822d7a1216f88a8cbde4df18abe199

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "416c37a05588e1fdca822891a3c6464d5d42371b707a9a042f8a384d4889b43c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-14T01:42:58Z",
    "title_canon_sha256": "a05bf1a53fe1f669065ed625172fc6a727975aae5f1a585aebc7940997070d2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04914",
    "kind": "arxiv",
    "version": 1
  }
}