Pith Number

pith:IWSZPV4Q

pith:2026:IWSZPV4QJ7DQGTRDQFW55VJSNM

not attested not anchored not stored refs pending

Image of a wormhole with an arbitrary throat profile

Sergey V. Sushkov, Valeria A. Ishkaeva

arxiv:2605.16413 v1 · 2026-05-13 · 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{IWSZPV4QJ7DQGTRDQFW55VJSNM}

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	2026-05-20T00:02:21.024958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a597d7904fc7034e23816dded5326b11a0807a34e32dcc3eb6a93399c2bc4b

Aliases

arxiv: 2605.16413 · arxiv_version: 2605.16413v1 · doi: 10.48550/arxiv.2605.16413 · pith_short_12: IWSZPV4QJ7DQ · pith_short_16: IWSZPV4QJ7DQGTRD · pith_short_8: IWSZPV4Q

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/IWSZPV4QJ7DQGTRDQFW55VJSNM \
  | 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: 45a597d7904fc7034e23816dded5326b11a0807a34e32dcc3eb6a93399c2bc4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "287c60b1001d55f11d4b7b3b212695da8f87151ec1361b3b423c37bc0724d62a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-13T16:33:45Z",
    "title_canon_sha256": "1af313cfac65c0b18331a6a7d5faba665e05dbd536a119768876cfe19e0f3934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16413",
    "kind": "arxiv",
    "version": 1
  }
}