Pith Number

pith:EWAYUOXQ

pith:2026:EWAYUOXQ4Q5O7QYOLC6VJKJUDZ

not attested not anchored not stored refs pending

Electromagnetic emission from a black-to-white hole transition -- Photospheric emission

Mattia Villani

arxiv:2605.25709 v1 · 2026-05-25 · 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{EWAYUOXQ4Q5O7QYOLC6VJKJUDZ}

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	2026-05-26T02:04:51.552671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25818a3af0e43aefc30e58bd54a9341e45e20584c2a1d1044cd6fb6af68dbc98

Aliases

arxiv: 2605.25709 · arxiv_version: 2605.25709v1 · doi: 10.48550/arxiv.2605.25709 · pith_short_12: EWAYUOXQ4Q5O · pith_short_16: EWAYUOXQ4Q5O7QYO · pith_short_8: EWAYUOXQ

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/EWAYUOXQ4Q5O7QYOLC6VJKJUDZ \
  | 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: 25818a3af0e43aefc30e58bd54a9341e45e20584c2a1d1044cd6fb6af68dbc98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6ac589b53f73a253848513416834aa56f28be7aa52b822533b96cb67bf920f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-25T11:10:59Z",
    "title_canon_sha256": "98710a3df158b6f5b3a582a3ee0257adad39c9b2156d4af0d0951031a3e4668a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.25709",
    "kind": "arxiv",
    "version": 1
  }
}