Pith Number

pith:EFCLADV4

pith:2018:EFCLADV4ZME2CZIZDOVHAJQZJM

not attested not anchored not stored refs pending

On the possibility of experimental detection of the discreteness of time

Carlo Rovelli, Marios Christodoulou

arxiv:1812.01542 v2 · 2018-12-04 · 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{EFCLADV4ZME2CZIZDOVHAJQZJM}

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.

Cited by

1 paper in Pith

Entanglement dynamics of two mesoscopic objects with gravitational interaction

Receipt and verification

First computed	2026-07-05T01:53:17.054695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2144b00ebccb09a165191baa7026194b158dfb9149be8215e2ff7ef65f973d9b

Aliases

arxiv: 1812.01542 · arxiv_version: 1812.01542v2 · doi: 10.48550/arxiv.1812.01542 · pith_short_12: EFCLADV4ZME2 · pith_short_16: EFCLADV4ZME2CZIZ · pith_short_8: EFCLADV4

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/EFCLADV4ZME2CZIZDOVHAJQZJM \
  | 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: 2144b00ebccb09a165191baa7026194b158dfb9149be8215e2ff7ef65f973d9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "117cd77e8fddd5bb00ae73f0b3411ca3b3da6bd6a546a44563c8ca635fc0540e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-04T17:20:20Z",
    "title_canon_sha256": "15a1582eb5e448c4649187a95ebe00981796334f15225b57a2facf0a174ce5a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01542",
    "kind": "arxiv",
    "version": 2
  }
}