Pith Number

pith:QFMRL7VH

pith:2021:QFMRL7VHW66HUB76QMP3MVVM7T

not attested not anchored not stored refs pending

Harvesting Entanglement with Detectors Freely Falling into a Black Hole

Erickson Tjoa, Kensuke Gallock-Yoshimura, Robert B. Mann

arxiv:2102.09573 v2 · 2021-02-18 · 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{QFMRL7VHW66HUB76QMP3MVVM7T}

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

Delay-Independent Stability of Nonlinear Delay Differential Equations via Isospectral Reduction

Receipt and verification

First computed	2026-07-05T02:55:11.859121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

815915fea7b7bc7a07fe831fb656acfcc8bd249b8f7db6c0411e8ba7800956ed

Aliases

arxiv: 2102.09573 · arxiv_version: 2102.09573v2 · doi: 10.48550/arxiv.2102.09573 · pith_short_12: QFMRL7VHW66H · pith_short_16: QFMRL7VHW66HUB76 · pith_short_8: QFMRL7VH

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/QFMRL7VHW66HUB76QMP3MVVM7T \
  | 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: 815915fea7b7bc7a07fe831fb656acfcc8bd249b8f7db6c0411e8ba7800956ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2eda810701a00ac78be3f434abcc3f3ad0608f9a8ee0d09562bd8d0b0149c4d",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-18T19:00:03Z",
    "title_canon_sha256": "4693c5eeece3c8791f07a4a160e404fa49a3b026016295f443749c11b495054d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09573",
    "kind": "arxiv",
    "version": 2
  }
}