OpenTechnical

OT-2026-000070463

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed 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-2026-000070463) never changes.

Identity and time

Publication numberOT-2026-000070463 · never reused
Internal UUID01a0ae91-545f-70dd-8b2f-8e84a3e5a71c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070463
StatusPUBLIC

Content hashes

Canonical textb16124405fb4a5e0206f3cbe83da2691f4fa8cff00b21d1b7ecbe323d6f42b1c
Markdown2425b7bea86549b2202a782ad107c6a0fd30e4e98b4a32e85618ffe28eb3f52a
PDF
Publication page1ebcca887c1a10dc88ddaa5a9c60546d169fe29e2df372f44a8fadca07ae014c
Manifestadf2d9ca470dd42a93716eb26552e201e9a0bf0b8f2284d767eea491bd49f107

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
Signature7wFNTQbJOCxNBiI6J3ji0pBRXV5AXpObol7LQ4wuQzI4o2PQO9SFm7Oi6nH2vV/4eDhsA5wSdO2DBMakusLJBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:17.394739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070463
observed 1ebcca887c1a10dc88ddaa5a9c60546d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.377931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070463/manifest.json
observed adf2d9ca470dd42a93716eb26552e201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.358582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070463/publication.md
observed 2425b7bea86549b2202a782ad107c6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.339475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070463/publication.txt
observed b16124405fb4a5e0206f3cbe83da2691...
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.