Pith Number

pith:QFSCUGUA

pith:2026:QFSCUGUAWS6ISCZNG7FWKYBWD4

not attested not anchored not stored refs pending

$\tt GrayHawk$ $\tt v2$: wormholes and numeric extension

Marco Calz\'a

arxiv:2606.06339 v1 · 2026-06-04 · 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{QFSCUGUAWS6ISCZNG7FWKYBWD4}

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

2 papers in Pith

Hawking Emission from Black Holes Evaporating toward Wormholes and the Accuracy of the WKB Approximation

$\tt BlackHawk$ $\tt v3.0$: Hawking Radiation from Regular Black Holes

Receipt and verification

First computed	2026-06-05T01:15:42.236744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81642a1a80b4bc890b2d37cb6560361f21dc096a57301e83fee31102400a0624

Aliases

arxiv: 2606.06339 · arxiv_version: 2606.06339v1 · doi: 10.48550/arxiv.2606.06339 · pith_short_12: QFSCUGUAWS6I · pith_short_16: QFSCUGUAWS6ISCZN · pith_short_8: QFSCUGUA

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/QFSCUGUAWS6ISCZNG7FWKYBWD4 \
  | 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: 81642a1a80b4bc890b2d37cb6560361f21dc096a57301e83fee31102400a0624

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c537f6eee42fbafde76429a9bdc5d2b9b5e69399b00597ea7cf5f7f30e3754a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-06-04T16:13:07Z",
    "title_canon_sha256": "927f608450b7cce156a7a8a2d994be23a3504a724b2cc80fb672e0de64449214"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06339",
    "kind": "arxiv",
    "version": 1
  }
}