Pith Number

pith:I3M7TJKD

pith:2020:I3M7TJKDPIZTQVML7OGK7WQHKK

not attested not anchored not stored refs pending

Experimental implementation of arbitrary entangled operations

Chang Hoon Park, Hyang-Tag Lim, Kyunghwan Oh, Seongjin Hong, Yeon-ho Choi, Yong-Su Kim, Young-Wook Cho

arxiv:2005.02640 v1 · 2020-05-06 · 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{I3M7TJKDPIZTQVML7OGK7WQHKK}

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	2026-07-05T01:37:09.747078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46d9f9a5437a3338558bfb8cafda075287087a7a63fbce34da27e9105e1d0a1d

Aliases

arxiv: 2005.02640 · arxiv_version: 2005.02640v1 · doi: 10.48550/arxiv.2005.02640 · pith_short_12: I3M7TJKDPIZT · pith_short_16: I3M7TJKDPIZTQVML · pith_short_8: I3M7TJKD

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/I3M7TJKDPIZTQVML7OGK7WQHKK \
  | 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: 46d9f9a5437a3338558bfb8cafda075287087a7a63fbce34da27e9105e1d0a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c01a77d2078ff2892e5815c701013e1dde66d2ac23f15918000cc22f5e41a25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-05-06T08:01:23Z",
    "title_canon_sha256": "528e141a934363c18d2be4200cadc319aa16f26f2f8ce4d578917c376dc60240"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.02640",
    "kind": "arxiv",
    "version": 1
  }
}