OpenTechnical

OT-2026-000103632

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, pulsed blow-off after set-down

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-2026-000103632) never changes.

Identity and time

Publication numberOT-2026-000103632 · never reused
Internal UUID01a0aea4-e462-71f2-b92a-e017f3b75d29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103632
StatusPUBLIC

Content hashes

Canonical text5ae013d275657fa91d7a2be70f0643b65f9f8cd312b925733667bf618a248bc7
Markdown3cedbafb94616e4336dc39e8b6aa0d254047927f8ea343296828229db4705943
PDF
Publication pagef5dd49774f42e2b31c5d73f55247b5cd4741f84c18ec47e07efd72d80eaac91c
Manifest95cae362e87ce40fa472f27705ebc275bd6503fb099f059f47f1b077b8a482fc

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
SignatureroL1ZJAq9aPd5xROQP8Jf03ExpBC2SbdlZUtd0TKYiGBU3WRsqoTOSrNfj6jlb2HD5hk/dxF8qQwVfkuNEunCw==
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

2026-09-17T09:22:25.653651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103632
observed f5dd49774f42e2b31c5d73f55247b5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.637198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103632/manifest.json
observed 95cae362e87ce40fa472f27705ebc275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.620990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103632/publication.md
observed 3cedbafb94616e4336dc39e8b6aa0d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:25.604235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103632/publication.txt
observed 5ae013d275657fa91d7a2be70f0643b6...
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.