Pith Number

pith:6SGWGK62

pith:2019:6SGWGK623MLXUKXYKP654XJMLU

not attested not anchored not stored refs pending

Coherence non-activating measurement

Xueyuan Hu

arxiv:1906.08997 v1 · 2019-06-21 · 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{6SGWGK623MLXUKXYKP654XJMLU}

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	2026-05-17T23:42:47.124791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f48d632bdadb177a2af853fdde5d2c5d33ea3c6afa779db90007a65824e7927e

Aliases

arxiv: 1906.08997 · arxiv_version: 1906.08997v1 · doi: 10.48550/arxiv.1906.08997 · pith_short_12: 6SGWGK623MLX · pith_short_16: 6SGWGK623MLXUKXY · pith_short_8: 6SGWGK62

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/6SGWGK623MLXUKXYKP654XJMLU \
  | 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: f48d632bdadb177a2af853fdde5d2c5d33ea3c6afa779db90007a65824e7927e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36558067c165ddad760b8d991cb0c2bd6bb781fa91aa2640a60878411cd33869",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-21T08:10:13Z",
    "title_canon_sha256": "219fcce9e681d570971d615de7119134bd5f8ea09aae8ebec7aa35c0dd2bdb32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08997",
    "kind": "arxiv",
    "version": 1
  }
}