Pith Number

pith:K4WLQX4J

pith:2018:K4WLQX4JVEAFZPOL24TEOFITYP

not attested not anchored not stored refs pending

The quantum swampland

Ulf H. Danielsson

arxiv:1809.04512 v2 · 2018-09-12 · 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{K4WLQX4JVEAFZPOL24TEOFITYP}

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

In the Realm of the Hubble tension $-$ a Review of Solutions

Receipt and verification

First computed	2026-05-17T23:47:30.319167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

572cb85f89a9005cbdcbd726471513c3ffe23da62cc56c96ab9ddc7181887d5c

Aliases

arxiv: 1809.04512 · arxiv_version: 1809.04512v2 · doi: 10.48550/arxiv.1809.04512 · pith_short_12: K4WLQX4JVEAF · pith_short_16: K4WLQX4JVEAFZPOL · pith_short_8: K4WLQX4J

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/K4WLQX4JVEAFZPOL24TEOFITYP \
  | 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: 572cb85f89a9005cbdcbd726471513c3ffe23da62cc56c96ab9ddc7181887d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa52dcf551e0ef5d7cdd175712bdc0417bd7d4c330b548dcca89bb59a84d92d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-09-12T15:31:22Z",
    "title_canon_sha256": "cb2757cd054b49fe3ba6b3cc4dfe7310cd1cdf5310622f10ba0e93e103265151"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04512",
    "kind": "arxiv",
    "version": 2
  }
}