Pith Number

pith:NJPLR3CY

pith:2009:NJPLR3CYTW5S5XCT3SYDCTD7MX

not attested not anchored not stored refs pending

Quantum Information Paradox: Real or Fictitious?

Abhas Mitra

arxiv:0911.3518 v1 · 2009-11-18 · physics.gen-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{NJPLR3CYTW5S5XCT3SYDCTD7MX}

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	2026-05-18T04:37:33.381457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5eb8ec589dbb2edc53dcb0314c7f65cdf92c4b066d323a09f345788d963255

Aliases

arxiv: 0911.3518 · arxiv_version: 0911.3518v1 · doi: 10.48550/arxiv.0911.3518 · pith_short_12: NJPLR3CYTW5S · pith_short_16: NJPLR3CYTW5S5XCT · pith_short_8: NJPLR3CY

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/NJPLR3CYTW5S5XCT3SYDCTD7MX \
  | 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: 6a5eb8ec589dbb2edc53dcb0314c7f65cdf92c4b066d323a09f345788d963255

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1dd6612664906b0e14d76d1aca090edc7acc9efa38155542006efd6946a168d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2009-11-18T12:25:43Z",
    "title_canon_sha256": "f995d6ae1d727b8d814ce92558765eca5be32a26e1b463cdd81a94b75d54fa8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3518",
    "kind": "arxiv",
    "version": 1
  }
}