Pith Number

pith:LUEP4WC6

pith:2001:LUEP4WC6JCKAPDHKPBGBQ6QDQ7

not attested not anchored not stored refs pending

Is It Possible To Clone Using An Arbitrary Blank State?

Aditi Sen (De), Anirban Roy, Ujjwal Sen

arxiv:quant-ph/0103093 v2 · 2001-03-16 · 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{LUEP4WC6JCKAPDHKPBGBQ6QDQ7}

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	2026-07-04T16:28:56.165335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d08fe585e4894078cea784c187a0387cae251c07614bb5f33edced12030445d

Aliases

arxiv: quant-ph/0103093 · arxiv_version: quant-ph/0103093v2 · doi: 10.48550/arxiv.quant-ph/0103093 · pith_short_12: LUEP4WC6JCKA · pith_short_16: LUEP4WC6JCKAPDHK · pith_short_8: LUEP4WC6

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/LUEP4WC6JCKAPDHKPBGBQ6QDQ7 \
  | 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: 5d08fe585e4894078cea784c187a0387cae251c07614bb5f33edced12030445d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f11e8fff48f01423d3ff019f8e70913125c3f8b5a26a67c9f42a7f538cfe8df",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-03-16T09:43:59Z",
    "title_canon_sha256": "32468eecc8fae63ffa51792d6c6e8203f6b1317943495efc8512e7f80f98e4e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0103093",
    "kind": "arxiv",
    "version": 2
  }
}