Pith Number

pith:43E3V6HM

pith:2015:43E3V6HMEP564TUAMLEHP63XJL

not attested not anchored not stored refs pending

Simple quantum password checking

J.C. Garcia-Escartin, P. Chamorro-Posada

arxiv:1501.02622 v1 · 2015-01-12 · 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{43E3V6HMEP564TUAMLEHP63XJL}

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	2026-05-18T01:08:26.721995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6c9baf8ec23fbee4e8062c877fb774af60be9969775653888b7c29a494d7217

Aliases

arxiv: 1501.02622 · arxiv_version: 1501.02622v1 · doi: 10.48550/arxiv.1501.02622 · pith_short_12: 43E3V6HMEP56 · pith_short_16: 43E3V6HMEP564TUA · pith_short_8: 43E3V6HM

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/43E3V6HMEP564TUAMLEHP63XJL \
  | 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: e6c9baf8ec23fbee4e8062c877fb774af60be9969775653888b7c29a494d7217

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd86f606396e999d99ea2997877f1ad2d3a1ae6cb059b3a07c6020b6dde05d91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-12T12:43:55Z",
    "title_canon_sha256": "3fa4ebb15c24ad9ea640b5415efa0c1ad8158f15a61bc60d0a5def640a0c0e0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02622",
    "kind": "arxiv",
    "version": 1
  }
}