Pith Number

pith:2H5U5M5R

pith:2022:2H5U5M5R6SB2V75CQSDS5D2L64

not attested not anchored not stored refs pending

Temperature Field Inversion of Heat-Source Systems via Physics-Informed Neural Networks

Weien Zhou, Wei Peng, Wen Yao, Xu Liu, Zhiqiang Gong

arxiv:2201.06880 v1 · 2022-01-18 · 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{2H5U5M5R6SB2V75CQSDS5D2L64}

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	2026-07-05T04:30:54.567707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1fb4eb3b1f483aaffa284872e8f4bf702d416c5266a64a9fcc0bd9eabccb0f8

Aliases

arxiv: 2201.06880 · arxiv_version: 2201.06880v1 · doi: 10.48550/arxiv.2201.06880 · pith_short_12: 2H5U5M5R6SB2 · pith_short_16: 2H5U5M5R6SB2V75C · pith_short_8: 2H5U5M5R

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/2H5U5M5R6SB2V75CQSDS5D2L64 \
  | 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: d1fb4eb3b1f483aaffa284872e8f4bf702d416c5266a64a9fcc0bd9eabccb0f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfee5c06a26eb23f3e7026a22562fe933329e4cac6436688ddbecbd2dbd3b81e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-01-18T11:21:35Z",
    "title_canon_sha256": "194a93dc6bf7d6386a3c3b211622832c490537ca611765da7e7a020f23272c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.06880",
    "kind": "arxiv",
    "version": 1
  }
}