Pith Number

pith:HG3YNVGV

pith:2019:HG3YNVGVXGRDNPUI3DHZ72FZYL

not attested not anchored not stored refs pending

Reply to "Comment on `Past of a quantum particle revisited' "

Berthold-Georg Englert, Hui Khoon Ng, Jibo Dai, Kelvin Horia, Yink Loong Len

arxiv:1901.05673 v1 · 2019-01-17 · 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{HG3YNVGVXGRDNPUI3DHZ72FZYL}

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	2026-05-17T23:52:03.228026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39b786d4d5b9a236be88d8cf9fe8b9c2d89b3263b99a021a10edaaf1f5fa2803

Aliases

arxiv: 1901.05673 · arxiv_version: 1901.05673v1 · doi: 10.48550/arxiv.1901.05673 · pith_short_12: HG3YNVGVXGRD · pith_short_16: HG3YNVGVXGRDNPUI · pith_short_8: HG3YNVGV

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/HG3YNVGVXGRDNPUI3DHZ72FZYL \
  | 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: 39b786d4d5b9a236be88d8cf9fe8b9c2d89b3263b99a021a10edaaf1f5fa2803

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f5e7e0dca3eab10976aae05f72969a0b8a410436c5ae1821d73b0812cd08910",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-01-17T08:13:31Z",
    "title_canon_sha256": "878e281c61e71d1efed67234b207a28d473f6acaf4577f0e4626d2ffc5d68686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05673",
    "kind": "arxiv",
    "version": 1
  }
}