Pith Number

pith:HI7LCEX7

pith:2019:HI7LCEX7DQ24F6FIRL5L77VJLQ

not attested not anchored not stored refs pending

Development of a robotic system for automatic organic chemistry synthesis

Choon-Hong Tan, Dasheng Leow, Joyce Xin-Yan Lim, Quang-Cuong Pham

arxiv:1906.07939 v1 · 2019-06-19 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HI7LCEX7DQ24F6FIRL5L77VJLQ}

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	2026-05-17T23:42:57.282076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a3eb112ff1c35c2f8a88afabffea95c01ea382c5d898baef4313a2dba2ce206

Aliases

arxiv: 1906.07939 · arxiv_version: 1906.07939v1 · doi: 10.48550/arxiv.1906.07939 · pith_short_12: HI7LCEX7DQ24 · pith_short_16: HI7LCEX7DQ24F6FI · pith_short_8: HI7LCEX7

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/HI7LCEX7DQ24F6FIRL5L77VJLQ \
  | 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: 3a3eb112ff1c35c2f8a88afabffea95c01ea382c5d898baef4313a2dba2ce206

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87d73d6ff5a70bb0d92532a24ed591b29f474d7382c8bf0247933a75f905eb58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-06-19T06:51:34Z",
    "title_canon_sha256": "6adf3bdbfb9ea8d30806bd15a39770ec977cf4f0aea9215fca816754b237af47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07939",
    "kind": "arxiv",
    "version": 1
  }
}