Pith Number

pith:UQEL3GL3

pith:2025:UQEL3GL34OME7DA4Q3T3GPFSV6

not attested not anchored not stored refs pending

Dark Energy from Time Crystals

Laura Mersini-Houghton

arxiv:2502.08887 v2 · 2025-02-13 · hep-ph · gr-qc · 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{UQEL3GL34OME7DA4Q3T3GPFSV6}

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	2026-07-05T12:09:13.075286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a408bd997be3984f8c1c86e7b33cb2afa7a51f83dae02693faea227b942d03a2

Aliases

arxiv: 2502.08887 · arxiv_version: 2502.08887v2 · doi: 10.48550/arxiv.2502.08887 · pith_short_12: UQEL3GL34OME · pith_short_16: UQEL3GL34OME7DA4 · pith_short_8: UQEL3GL3

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/UQEL3GL34OME7DA4Q3T3GPFSV6 \
  | 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: a408bd997be3984f8c1c86e7b33cb2afa7a51f83dae02693faea227b942d03a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdbc3a19d392601ba676a115ea5818b95279cb9624d5b18053b127536ad9e72d",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2025-02-13T01:59:55Z",
    "title_canon_sha256": "e7019516a60940578a4592b3ae816da527a49f81054d0ba791c8e8e95480b9e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08887",
    "kind": "arxiv",
    "version": 2
  }
}