OpenTechnical

OT-2026-000098408

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000098408) never changes.

Identity and time

Publication numberOT-2026-000098408 · never reused
Internal UUID01a0aea1-e965-78b0-b8a7-479722cf7e0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098408
StatusPUBLIC

Content hashes

Canonical texta36072b78e84b4c243efa7d6f871a920fe921f1029f433ffbb986b1402110234
Markdownb0ceab0d97b2babb70c6171f7a45ddd7b0278a8d2100d057bc7970d99d595120
PDF
Publication page10962787cc7ed9118a35a9a3b5f0728374e74643993e32c226c634580a35a70c
Manifestf964f5fc439616027a724ed598806b8ae673cc38498f22e4937bd9b648d7c592

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureUFed98hdz0u7yijbqeQee8a6ZGOMoRrtTGtt5X8kdxpyB5RJ7bMRXtCTNfrEpVMWDEklxkz10FeowU2Hq2WzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:15.405953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098408
observed 10962787cc7ed9118a35a9a3b5f07283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.277937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098408/manifest.json
observed f964f5fc439616027a724ed598806b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.261708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098408/publication.md
observed b0ceab0d97b2babb70c6171f7a45ddd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.240605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098408/publication.txt
observed a36072b78e84b4c243efa7d6f871a920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.