Pith Number

pith:HQUXIE7Z

pith:2026:HQUXIE7ZSKFODTW4OEELFNIP2A

not attested not anchored not stored refs pending

A geometry-first tutorial for time-resolved morphological analysis with PyPETANA

Benjamin Evert Himberg, Sanghita Sengupta

arxiv:2605.18578 v1 · 2026-05-18 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQUXIE7ZSKFODTW4OEELFNIP2A}

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	2026-05-20T00:06:08.636457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c297413f9928ae1cedc7108b2b50fd01c33fd0e417e25846026ecadeb3e468e

Aliases

arxiv: 2605.18578 · arxiv_version: 2605.18578v1 · doi: 10.48550/arxiv.2605.18578 · pith_short_12: HQUXIE7ZSKFO · pith_short_16: HQUXIE7ZSKFODTW4 · pith_short_8: HQUXIE7Z

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/HQUXIE7ZSKFODTW4OEELFNIP2A \
  | 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: 3c297413f9928ae1cedc7108b2b50fd01c33fd0e417e25846026ecadeb3e468e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "022b7be68e8fb4fcd6a1830b3c59af52466dd8a4bb3f7bfbf11ff800ecefef6f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2026-05-18T15:55:42Z",
    "title_canon_sha256": "b94c4fad117b7aaef83cf8fc8b38d901f353ee61574ff1fc58781429873effeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18578",
    "kind": "arxiv",
    "version": 1
  }
}