Pith Number

pith:O5X2E4OB

pith:2025:O5X2E4OBE42UNWYZFPDBNWLKZF

not attested not anchored not stored refs pending

Active Learning Enhanced Surrogate Modeling of Jet Engines in JuliaSim

Anas Abdelrehim, Ashutosh Bharambe, Chris Rackauckas, Dhairya Gandhi, Ranjan Anantharaman, Sharan Yalburgi

arxiv:2501.07701 v1 · 2025-01-13 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5X2E4OBE42UNWYZFPDBNWLKZF}

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	2026-07-05T10:00:48.755228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

776fa271c1273546db192bc616d96ac9544afafc03b7eeecb54536eb273f572e

Aliases

arxiv: 2501.07701 · arxiv_version: 2501.07701v1 · doi: 10.48550/arxiv.2501.07701 · pith_short_12: O5X2E4OBE42U · pith_short_16: O5X2E4OBE42UNWYZ · pith_short_8: O5X2E4OB

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/O5X2E4OBE42UNWYZFPDBNWLKZF \
  | 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: 776fa271c1273546db192bc616d96ac9544afafc03b7eeecb54536eb273f572e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e80ef9f260670fdfe862efa618ca84987499c6be2140c5aecd9440c639c7d5ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2025-01-13T21:26:47Z",
    "title_canon_sha256": "ea85ac62c025e08658d8dbe7cc27133737d4025db0d500c9d6ab44d51148b225"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07701",
    "kind": "arxiv",
    "version": 1
  }
}