Pith Number

pith:EKPVSNAS

pith:2022:EKPVSNASCFHEMYNYVTIB2QPGQM

not attested not anchored not stored refs pending

Exploration of different parameter optimization algorithms within the context of ACTS software framework

Elyssa Hofgard, Heather Gray, Lauren Tompkins, Rocky Bala Garg

arxiv:2211.00764 v3 · 2022-11-01 · hep-ex · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EKPVSNASCFHEMYNYVTIB2QPGQM}

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	2026-07-05T05:34:50.247684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

229f593412114e4661b8acd01d41e68326d64c5bfcc2c60621c62d981c4d8dde

Aliases

arxiv: 2211.00764 · arxiv_version: 2211.00764v3 · doi: 10.48550/arxiv.2211.00764 · pith_short_12: EKPVSNASCFHE · pith_short_16: EKPVSNASCFHEMYNY · pith_short_8: EKPVSNAS

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/EKPVSNASCFHEMYNYVTIB2QPGQM \
  | 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: 229f593412114e4661b8acd01d41e68326d64c5bfcc2c60621c62d981c4d8dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d01ac639bca0ece04965fb805b79fcbb3c2604c253ede93075f40f3f40dde502",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2022-11-01T21:57:36Z",
    "title_canon_sha256": "c5e90c6a67675c9bd9d944551e39d42866a7a649f7e12072700bd5deccab1298"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.00764",
    "kind": "arxiv",
    "version": 3
  }
}