Pith Number

pith:XZRPMTN4

pith:2026:XZRPMTN4FNWPC52GPQUAJO2OFN

not attested not anchored not stored refs pending

The sufficiently trapped surface

Eleni-Alexandra Kontou

arxiv:2605.14798 v1 · 2026-05-14 · 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{XZRPMTN4FNWPC52GPQUAJO2OFN}

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	2026-05-17T23:38:58.385291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be62f64dbc2b6cf177467c2804bb4e2b41e131f19c7023ca6e6f4c80d76f9e5c

Aliases

arxiv: 2605.14798 · arxiv_version: 2605.14798v1 · doi: 10.48550/arxiv.2605.14798 · pith_short_12: XZRPMTN4FNWP · pith_short_16: XZRPMTN4FNWPC52G · pith_short_8: XZRPMTN4

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/XZRPMTN4FNWPC52GPQUAJO2OFN \
  | 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: be62f64dbc2b6cf177467c2804bb4e2b41e131f19c7023ca6e6f4c80d76f9e5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad8e73052f6e52c5bff6ff42c3863680385a8f2e710c6cbd87bb479e39404378",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-14T13:08:11Z",
    "title_canon_sha256": "81523b99cb26a1d308e95a73958f6dba4bd85d64b16f872d331f0d05939e78a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14798",
    "kind": "arxiv",
    "version": 1
  }
}