Pith Number

pith:PIQYLXL4

pith:2023:PIQYLXL4WEYMRKANSBXNY3R45M

not attested not anchored not stored refs pending

Characterizing Semantic Ambiguity of the Materials Science Ontologies

Jane Greenberg, Scott McClellan, Xia Lin, Xintong Zhao, Yuan An

arxiv:2310.00078 v2 · 2023-09-29 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIQYLXL4WEYMRKANSBXNY3R45M}

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	2026-07-05T07:51:10.343898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a2185dd7cb130c8a80d906edc6e3ceb15c3fd2b1e8d2360c798f1ad89abaf11

Aliases

arxiv: 2310.00078 · arxiv_version: 2310.00078v2 · doi: 10.48550/arxiv.2310.00078 · pith_short_12: PIQYLXL4WEYM · pith_short_16: PIQYLXL4WEYMRKAN · pith_short_8: PIQYLXL4

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/PIQYLXL4WEYMRKANSBXNY3R45M \
  | 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: 7a2185dd7cb130c8a80d906edc6e3ceb15c3fd2b1e8d2360c798f1ad89abaf11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcbe2b96bd29394028116f005b4a1f5b4651cb154d927319ab6d609fde8b7ef5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2023-09-29T18:33:29Z",
    "title_canon_sha256": "c45e8210ea0837175414a4f7bc0120239c153ac9e373898237e94ce8717f4eb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.00078",
    "kind": "arxiv",
    "version": 2
  }
}