OpenTechnical

OT-2026-000092688

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three 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-2026-000092688) never changes.

Identity and time

Publication numberOT-2026-000092688 · never reused
Internal UUID01a0ae9d-b5ff-77e8-96df-c97c3cfbd183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092688
StatusPUBLIC

Content hashes

Canonical text71f7e301133ce34dbfc8ed8aa749cde604e85c7559634fd7268f311f66f5fbc1
Markdowne5cd6f25159df865f3406ee58c40aca5807f503461d316b474425f56c4addb2a
PDF
Publication page8d1f92fd13c80e2909f5301c1abe91106228c52d3e72f355c7bdca1e9957b861
Manifestaeb9371eb52b8fa8b8e068cefc18e0a8c045f7d8da865813ac9ac0816353da7c

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
SignatureOQ3V4mBAB7vImCwnqwsWE+iye8twSs3nqVDmrOWK4kxL6dSJuQ24hCRXwaIZLiunsb9/Wv3P+QorUSOrq1XuDw==
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

2026-09-17T09:41:18.331363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092688
observed 8d1f92fd13c80e2909f5301c1abe9110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.313755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092688/manifest.json
observed aeb9371eb52b8fa8b8e068cefc18e0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.295626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092688/publication.md
observed e5cd6f25159df865f3406ee58c40aca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:18.277527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092688/publication.txt
observed 71f7e301133ce34dbfc8ed8aa749cde6...
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.