Pith Number

pith:VDNVIBUZ

pith:2018:VDNVIBUZ6VTCJ6PEC5WBUQDRB6

not attested not anchored not stored refs pending

A Quantum Story

Stephen Boughn

arxiv:1801.06196 v1 · 2018-01-18 · physics.hist-ph · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:25:33.223439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8db540699f56624f9e4176c1a40710fa692b558656cfa38e9123678a2b9ecd9

Aliases

arxiv: 1801.06196 · arxiv_version: 1801.06196v1 · doi: 10.48550/arxiv.1801.06196 · pith_short_12: VDNVIBUZ6VTC · pith_short_16: VDNVIBUZ6VTCJ6PE · pith_short_8: VDNVIBUZ

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/VDNVIBUZ6VTCJ6PEC5WBUQDRB6 \
  | 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: a8db540699f56624f9e4176c1a40710fa692b558656cfa38e9123678a2b9ecd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1df714e4fc43356f5c8783494d85573a68ec7812d24f7b2918a23f693e38f185",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2018-01-18T19:01:38Z",
    "title_canon_sha256": "857d71446a50e9635a1ec3edb169f0fd9503117e16335c997d23379ac8f05861"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06196",
    "kind": "arxiv",
    "version": 1
  }
}