Pith Number

pith:O2O6PY5T

pith:2019:O2O6PY5TQGXGRGMCC25U7U4W3C

not attested not anchored not stored refs pending

Dynamical quantum collapse and an experimental test

Tanmay Vachaspati

arxiv:1912.08704 v1 · 2019-12-18 · quant-ph · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2O6PY5TQGXGRGMCC25U7U4W3C}

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	2026-07-05T02:48:50.269651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

769de7e3b381ae68998216bb4fd396d8b37dec0894f0ca43a8e360c3af4768d2

Aliases

arxiv: 1912.08704 · arxiv_version: 1912.08704v1 · doi: 10.48550/arxiv.1912.08704 · pith_short_12: O2O6PY5TQGXG · pith_short_16: O2O6PY5TQGXGRGMC · pith_short_8: O2O6PY5T

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/O2O6PY5TQGXGRGMCC25U7U4W3C \
  | 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: 769de7e3b381ae68998216bb4fd396d8b37dec0894f0ca43a8e360c3af4768d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4575b515ae3bc8592ca32511704bb238c7343931c11fe367ef51e4213e431735",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-18T16:33:47Z",
    "title_canon_sha256": "2e3151f3cc44ab68242ab3d8d96037a2bbc060df36297560400575ac0e0c2d42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.08704",
    "kind": "arxiv",
    "version": 1
  }
}