Pith Number

pith:FZWYD75M

pith:2021:FZWYD75MQBNAV2QZT7D5LE6GFN

not attested not anchored not stored refs pending

Free fermion entanglement with a semitransparent interface: the effect of graybody factors on entanglement islands

Chitraang Murdia, Jorrit Kruthoff, Raghu Mahajan

arxiv:2106.10287 v1 · 2021-06-18 · hep-th · cond-mat.stat-mech · 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{FZWYD75MQBNAV2QZT7D5LE6GFN}

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

2 papers in Pith

Connecting boundary entropy and effective central charge at holographic interfaces

Entanglement islands, fuzzballs and stretched horizons

Receipt and verification

First computed	2026-07-05T03:16:18.875226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e6d81ffac805a0aea199fc7d593c62b6c9a7ec7f15c80008d1782126cf7c99c

Aliases

arxiv: 2106.10287 · arxiv_version: 2106.10287v1 · doi: 10.48550/arxiv.2106.10287 · pith_short_12: FZWYD75MQBNA · pith_short_16: FZWYD75MQBNAV2QZ · pith_short_8: FZWYD75M

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/FZWYD75MQBNAV2QZT7D5LE6GFN \
  | 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: 2e6d81ffac805a0aea199fc7d593c62b6c9a7ec7f15c80008d1782126cf7c99c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3219e90800eb9b7c89db3221f1320d32b543c0e8c0a869455d57fe25efb0d0b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-06-18T18:00:02Z",
    "title_canon_sha256": "509411d994e8e3fe9c9ad9f06a8a9b9f96658f357c8a681f411f7ade971a88a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.10287",
    "kind": "arxiv",
    "version": 1
  }
}