Pith Number

pith:5X4RMVWN

pith:2021:5X4RMVWN6Q3RQ6LA7YXLQXWTF7

not attested not anchored not stored refs pending

On the squashed seven-sphere operator spectrum

Bengt E.W. Nilsson, Simon Ekhammar

arxiv:2105.05229 v2 · 2021-05-11 · 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{5X4RMVWN6Q3RQ6LA7YXLQXWTF7}

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

Kaluza-Klein Supergravity 2025

Receipt and verification

First computed	2026-07-05T03:45:32.171155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edf91656cdf437187960fe2eb85ed32fe5bbb2fb4ed800f3358b397d988355d4

Aliases

arxiv: 2105.05229 · arxiv_version: 2105.05229v2 · doi: 10.48550/arxiv.2105.05229 · pith_short_12: 5X4RMVWN6Q3R · pith_short_16: 5X4RMVWN6Q3RQ6LA · pith_short_8: 5X4RMVWN

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/5X4RMVWN6Q3RQ6LA7YXLQXWTF7 \
  | 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: edf91656cdf437187960fe2eb85ed32fe5bbb2fb4ed800f3358b397d988355d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "834843268dee343c233c3c35c246b50a143a2a2daa6339b16fdc19419ea731a1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-05-11T17:45:45Z",
    "title_canon_sha256": "57a934f15385fd7d61b87e0bbd68f5dc413c2971272d3edc68a738c8276e72de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.05229",
    "kind": "arxiv",
    "version": 2
  }
}