Pith Number

pith:SG6QNWFI

pith:2026:SG6QNWFIOVZEMA3A2RIEOEVPD6

not attested not anchored not stored refs pending

What makes spacetime spin in string theory?

Lorenz Eberhardt, Marija Toma\v{s}evi\'c, Matilda Delgado

arxiv:2606.18380 v1 · 2026-06-16 · 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{SG6QNWFIOVZEMA3A2RIEOEVPD6}

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	2026-06-19T16:10:59.676614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91bd06d8a87572460360d4504712af1fbe527560281f964ed381e40abce9e532

Aliases

arxiv: 2606.18380 · arxiv_version: 2606.18380v1 · doi: 10.48550/arxiv.2606.18380 · pith_short_12: SG6QNWFIOVZE · pith_short_16: SG6QNWFIOVZEMA3A · pith_short_8: SG6QNWFI

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/SG6QNWFIOVZEMA3A2RIEOEVPD6 \
  | 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: 91bd06d8a87572460360d4504712af1fbe527560281f964ed381e40abce9e532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9044bc5f3de9329af2c4a145af18b0d018e8fbdce69d2918979f7b957128702c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2026-06-16T18:27:57Z",
    "title_canon_sha256": "859aec580a8f2c8b9a2b831b49883d27be2bc39b0e7b1cf75f25898effd1dae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.18380",
    "kind": "arxiv",
    "version": 1
  }
}