Pith Number

pith:P2CD5Q7P

pith:2022:P2CD5Q7PXVSS23J6OX5IYOLNO7

not attested not anchored not stored refs pending

Islands and Light Gravitons in type IIB String Theory

Alessandra Gnecchi, Dieter Lust, Ioannis Lavdas, Saskia Demulder

arxiv:2204.03669 v2 · 2022-04-07 · 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{P2CD5Q7PXVSS23J6OX5IYOLNO7}

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	2026-07-05T05:43:48.433018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e843ec3efbd652d6d3e75fa8c396d77c25383c6642ca814dd973d62822f6a2b

Aliases

arxiv: 2204.03669 · arxiv_version: 2204.03669v2 · doi: 10.48550/arxiv.2204.03669 · pith_short_12: P2CD5Q7PXVSS · pith_short_16: P2CD5Q7PXVSS23J6 · pith_short_8: P2CD5Q7P

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/P2CD5Q7PXVSS23J6OX5IYOLNO7 \
  | 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: 7e843ec3efbd652d6d3e75fa8c396d77c25383c6642ca814dd973d62822f6a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdafdc133a9bfb332d834351067f91b6d30264b9c60f8af34e9df78b7e3274ac",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-04-07T18:00:05Z",
    "title_canon_sha256": "5e491c5784b0707254b7cc87dc6b9165124bb22de920dc8cbcb35a9fe9e1da28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03669",
    "kind": "arxiv",
    "version": 2
  }
}