Pith Number

pith:AZPSFHFH

pith:2024:AZPSFHFHZHT3A5QDU3YUCZQLHT

not attested not anchored not stored refs pending

Dark energy evolution from quantum gravity

Christof Wetterich

arxiv:2407.03465 v2 · 2024-07-03 · gr-qc · astro-ph.CO · 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{AZPSFHFHZHT3A5QDU3YUCZQLHT}

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	2026-07-05T09:11:27.499569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

065f229ca7c9e7b07603a6f141660b3ccf143d25e856685dcef94fd85e95e00b

Aliases

arxiv: 2407.03465 · arxiv_version: 2407.03465v2 · doi: 10.48550/arxiv.2407.03465 · pith_short_12: AZPSFHFHZHT3 · pith_short_16: AZPSFHFHZHT3A5QD · pith_short_8: AZPSFHFH

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/AZPSFHFHZHT3A5QDU3YUCZQLHT \
  | 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: 065f229ca7c9e7b07603a6f141660b3ccf143d25e856685dcef94fd85e95e00b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ed6ac96358f2d143647e83d37a1a3b68c98be5dca756d1bc6093d4490ef1f2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2024-07-03T19:23:55Z",
    "title_canon_sha256": "b5ac0c9c6f78159170f9357bb3379644c148457c3c457362b4f396be17ebdc8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.03465",
    "kind": "arxiv",
    "version": 2
  }
}