Pith Number

pith:KFTVS4MJ

pith:2017:KFTVS4MJGOTHFL5QBSJLM7LAAW

not attested not anchored not stored refs pending

Updating the Born rule

Fabio Costa, Gerard Milburn, Sally Shrapnel

arxiv:1702.01845 v1 · 2017-02-07 · 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{KFTVS4MJGOTHFL5QBSJLM7LAAW}

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	2026-05-17T23:43:56.970163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

516759718933a672afb00c92b67d60058add885f3bf9beeb1ba6ba56f922457f

Aliases

arxiv: 1702.01845 · arxiv_version: 1702.01845v1 · doi: 10.48550/arxiv.1702.01845 · pith_short_12: KFTVS4MJGOTH · pith_short_16: KFTVS4MJGOTHFL5Q · pith_short_8: KFTVS4MJ

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/KFTVS4MJGOTHFL5QBSJLM7LAAW \
  | 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: 516759718933a672afb00c92b67d60058add885f3bf9beeb1ba6ba56f922457f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7371e23f1602e032f2b738c93c949fbf35cdec99f95f1c802f63bc1892dd1fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-07T02:01:07Z",
    "title_canon_sha256": "e833adfc35a8567fc9e56f8f74f3cb63f342ed23ceed3450c1d5b0aa508050b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01845",
    "kind": "arxiv",
    "version": 1
  }
}