Pith Number

pith:ZVNZOQS5

pith:2019:ZVNZOQS54BLCZZTGQPJKUU35B2

not attested not anchored not stored refs pending

A Quantum Field Theory View of Interaction Free Measurements

Filipe Barroso, Orfeu Bertolami

arxiv:1911.03339 v1 · 2019-11-08 · quant-ph · 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{ZVNZOQS54BLCZZTGQPJKUU35B2}

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	2026-07-05T00:19:11.458442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd5b97425de0562ce66683d2aa537d0e9e087a102b92624ff420b1ed3388ddfa

Aliases

arxiv: 1911.03339 · arxiv_version: 1911.03339v1 · doi: 10.48550/arxiv.1911.03339 · pith_short_12: ZVNZOQS54BLC · pith_short_16: ZVNZOQS54BLCZZTG · pith_short_8: ZVNZOQS5

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/ZVNZOQS54BLCZZTGQPJKUU35B2 \
  | 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: cd5b97425de0562ce66683d2aa537d0e9e087a102b92624ff420b1ed3388ddfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c891727a1345beb31fe0e427adb5b3d7b243d8eaed1b7c43e0333a0fee330036",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-11-08T15:55:33Z",
    "title_canon_sha256": "d66f60d49f300ef736223db155a1e203c3b9271989c9c9c8c6f20b6633321b7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.03339",
    "kind": "arxiv",
    "version": 1
  }
}