Pith Number

pith:PFZ5YWEP

pith:2025:PFZ5YWEPBNE75RCZN3FTMGPEJI

not attested not anchored not stored refs pending

Constraints on DBI dark energy with chameleon mechanism

Burin Gumjudpai, John Ward, Nandan Roy

arxiv:2508.05436 v2 · 2025-08-07 · astro-ph.CO · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFZ5YWEPBNE75RCZN3FTMGPEJI}

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

Observational Constraints on $f(Q,T)$ Gravity in the Presence of DBI-Essence Scalar Field

Receipt and verification

First computed	2026-05-28T01:04:29.542538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7973dc588f0b49fec4596ecb3619e44a2de6c91b6a90708b01f0555b355c36ba

Aliases

arxiv: 2508.05436 · arxiv_version: 2508.05436v2 · doi: 10.48550/arxiv.2508.05436 · pith_short_12: PFZ5YWEPBNE7 · pith_short_16: PFZ5YWEPBNE75RCZ · pith_short_8: PFZ5YWEP

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/PFZ5YWEPBNE75RCZN3FTMGPEJI \
  | 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: 7973dc588f0b49fec4596ecb3619e44a2de6c91b6a90708b01f0555b355c36ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb5fc4af020af020646569676be0c30536b6cd89080980990fa666c4efb7d7d7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-08-07T14:25:53Z",
    "title_canon_sha256": "f06f046626dca7f5f6fba4d8d5dda2d2ce06846339ed97cd42d7332b33f6b19e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.05436",
    "kind": "arxiv",
    "version": 2
  }
}