Pith Number

pith:HY5IVAO2

pith:2025:HY5IVAO2MLAHYHYRNVS34KJQXB

not attested not anchored not stored refs pending

Topological Regularization

Sebasti\'an Al\'i Sacasa-C\'espedes

arxiv:2508.00885 v3 · 2025-07-25 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HY5IVAO2MLAHYHYRNVS34KJQXB}

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

First-Principles Prediction of Material Properties from Topological Invariants

Receipt and verification

First computed	2026-07-05T11:52:22.809588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3a8a81da62c07c1f116d65be2930b85b900affa25bce357f60a431d0ce9db2

Aliases

arxiv: 2508.00885 · arxiv_version: 2508.00885v3 · doi: 10.48550/arxiv.2508.00885 · pith_short_12: HY5IVAO2MLAH · pith_short_16: HY5IVAO2MLAHYHYR · pith_short_8: HY5IVAO2

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/HY5IVAO2MLAHYHYRNVS34KJQXB \
  | 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: 3e3a8a81da62c07c1f116d65be2930b85b900affa25bce357f60a431d0ce9db2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62d33f1ea485ae28833ddabaea93ec9942ecc08293782652133cb3b1d71d1954",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2025-07-25T23:28:56Z",
    "title_canon_sha256": "754cb573e6b5ef933299c46d3b624b4bf065a76a9c8bcb569b8d960ec005c39b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00885",
    "kind": "arxiv",
    "version": 3
  }
}