Pith Number

pith:XKAN4UYC

pith:2017:XKAN4UYCFI6L4ZTJLDNBIXQUT7

not attested not anchored not stored refs pending

Automatically Extracting Action Graphs from Materials Science Synthesis Procedures

Andrew McCallum, Ao Liu, Edward Kim, Elsa Olivetti, Emma Strubell, Haw-Shiuan Chang, Kevin Huang, Sheshera Mysore, Srikrishna Kompella

arxiv:1711.06872 v2 · 2017-11-18 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKAN4UYCFI6L4ZTJLDNBIXQUT7}

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	2026-05-18T00:29:24.153234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba80de53022a3cbe666958da145e149fd63bfd24449cb0d3748e27ea13ef7670

Aliases

arxiv: 1711.06872 · arxiv_version: 1711.06872v2 · doi: 10.48550/arxiv.1711.06872 · pith_short_12: XKAN4UYCFI6L · pith_short_16: XKAN4UYCFI6L4ZTJ · pith_short_8: XKAN4UYC

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/XKAN4UYCFI6L4ZTJLDNBIXQUT7 \
  | 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: ba80de53022a3cbe666958da145e149fd63bfd24449cb0d3748e27ea13ef7670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6943efa57e0d52eb24dcfb4f3120347a9bdbbac3d0ae2c73d04f1d6814b716",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-11-18T15:28:17Z",
    "title_canon_sha256": "3424942543878b4add2fc30df6a336cffca93fa996b70e7767aa752d001c2f6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06872",
    "kind": "arxiv",
    "version": 2
  }
}