Pith Number

pith:4TLVBSNL

pith:2023:4TLVBSNLJAFAJBGMOQ3NWCCSWM

not attested not anchored not stored refs pending

From Entropy to Echoes: Counting the quasi-normal modes and the quantum limit of silence

Naritaka Oshita, Niayesh Afshordi

arxiv:2302.08964 v1 · 2023-02-17 · hep-th · astro-ph.HE · cond-mat.mes-hall · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4TLVBSNLJAFAJBGMOQ3NWCCSWM}

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	2026-07-05T06:06:13.490127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4d750c9ab480a0484cc7436db0852b32dd05e7f7d1d7dc3c0db7ff66894fbf2

Aliases

arxiv: 2302.08964 · arxiv_version: 2302.08964v1 · doi: 10.48550/arxiv.2302.08964 · pith_short_12: 4TLVBSNLJAFA · pith_short_16: 4TLVBSNLJAFAJBGM · pith_short_8: 4TLVBSNL

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/4TLVBSNLJAFAJBGMOQ3NWCCSWM \
  | 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: e4d750c9ab480a0484cc7436db0852b32dd05e7f7d1d7dc3c0db7ff66894fbf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f286b7badae875913c1691fe75307454603332ee9d04e618c9da7cfad5543ed1",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "cond-mat.mes-hall",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2023-02-17T15:54:53Z",
    "title_canon_sha256": "da7850f72032bbf2d4ea76ad5886d67cce47ddf7a089e7bd53777727038ca2c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.08964",
    "kind": "arxiv",
    "version": 1
  }
}