OpenTechnical

OT-2026-000101267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101267) never changes.

Identity and time

Publication numberOT-2026-000101267 · never reused
Internal UUID01a0aea3-c379-7e96-a4af-f4fd84194c74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101267
StatusPUBLIC

Content hashes

Canonical text1e029bd21bad1ec12e5563560770f6b6c5346553fb2112b17691aeab969ba411
Markdown84a47f6f05af29dd3df4dd4e44847dcfa2166f7c328d7abba2bcf3aa702d08a7
PDF
Publication pageccb50e2000bebf89f4b959e7bf9dcf8088eeeaa6459eb6de776820a4cd1341a1
Manifestebf651adc7ad58de8a821c6e199a73f5fbd4b5c255e4c5b89f4ce875e9b7f789

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
SignaturePURY4QDROs9uL+b16+zOnzNvsT2otQm6AOL/a+6gA/8DmHrFcOfvRHIzM+YqZPM7A72W+HQZw/dGRF0kF+vKBg==
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

2026-09-17T09:26:55.997595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101267
observed ccb50e2000bebf89f4b959e7bf9dcf80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.978708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101267/manifest.json
observed ebf651adc7ad58de8a821c6e199a73f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.960211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101267/publication.md
observed 84a47f6f05af29dd3df4dd4e44847dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:55.942819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101267/publication.txt
observed 1e029bd21bad1ec12e5563560770f6b6...
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.