OpenTechnical

OT-2026-000092153

Publication integrity record

Two cup vacuum gripper, two zone face, 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-2026-000092153) never changes.

Identity and time

Publication numberOT-2026-000092153 · never reused
Internal UUID01a0ae9d-875a-7125-a948-870d323c5169 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092153
StatusPUBLIC

Content hashes

Canonical text6a9327f42b2bb81268ff26094feefc9eea59b4aff5a2c7bd5a98c8f1271fec82
Markdown754e9f3e8467a4ab79ba507276274881ff1c81f2756a42bf67325699d5c65c4a
PDF
Publication pagebd0c3c39cee5ce7819402b0a4aaceca43825e976f6458e8becb8b51dd02256f9
Manifest1283671dfb4ef899cf4dff83e6bd5dad2150d71e51c77da25fa67c75f1417841

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
SignatureDflSqMeoTfMH7DvdOYSMphsutq6wg3gxISNSgpdzfj6PB87EPqj60JZnXY6JhgB6go1xIntt6a+ItRQOdPc7DQ==
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

2026-09-17T09:41:37.452659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092153
observed bd0c3c39cee5ce7819402b0a4aaceca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.433220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092153/manifest.json
observed 1283671dfb4ef899cf4dff83e6bd5dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.414070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092153/publication.md
observed 754e9f3e8467a4ab79ba507276274881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.397451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092153/publication.txt
observed 6a9327f42b2bb81268ff26094feefc9e...
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.