Pith Number

pith:XH4VD3TI

pith:2021:XH4VD3TIDIFW4AONFSV6EFFE7E

not attested not anchored not stored refs pending

Failure-averse Active Learning for Physics-constrained Systems

Cheolhei Lee, Jianguo Wu, Xiaowei Yue, Xing Wang

arxiv:2110.14443 v1 · 2021-10-27 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XH4VD3TIDIFW4AONFSV6EFFE7E}

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	2026-07-05T06:01:55.605681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9f951ee681a0b6e01cd2cabe214a4f9012b7095724e01ef50f0d1c1efc9b1c2

Aliases

arxiv: 2110.14443 · arxiv_version: 2110.14443v1 · doi: 10.48550/arxiv.2110.14443 · pith_short_12: XH4VD3TIDIFW · pith_short_16: XH4VD3TIDIFW4AON · pith_short_8: XH4VD3TI

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/XH4VD3TIDIFW4AONFSV6EFFE7E \
  | 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: b9f951ee681a0b6e01cd2cabe214a4f9012b7095724e01ef50f0d1c1efc9b1c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1584ba265ecbed388ea27c9a3244bc096291204a004a71b16e98599302b430e3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-10-27T14:01:03Z",
    "title_canon_sha256": "4213ea1fbb871124b4ed78fb43442f4d2049dcdc9e09e5a28a8c4c3c302f9ea7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14443",
    "kind": "arxiv",
    "version": 1
  }
}