OpenTechnical

OT-2026-000087175

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000087175) never changes.

Identity and time

Publication numberOT-2026-000087175 · never reused
Internal UUID01a0ae9a-9f2e-72b6-a65d-dbb88d6c5828 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087175
StatusPUBLIC

Content hashes

Canonical text69426d0fed456fb5482cae26d274639b54872461ba8d7a178a19edc3a861f33b
Markdown40d7e502e21d022abb6a08797f96c1bc8592ff46f392e9feb239f25a7bca837d
PDF
Publication page36890956b8601d948f7be9ea805ed79ab614b25c72adeaeff4857d36f24b21ea
Manifest3d8bd1322d233b92e3d8edb5ff4014bdb1e3b014ec0563495e916a7983db8e43

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
Signature5r1aBY1AzZ2U9GQTDhUnI9J0NLJTCoxmDU71FK3MMjJZ72SP1l463QuNbkrXYkwOvHrM5unZkVgK/FvRNn0ICQ==
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

2026-09-17T09:51:26.726314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087175
observed 36890956b8601d948f7be9ea805ed79a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.707575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087175/manifest.json
observed 3d8bd1322d233b92e3d8edb5ff4014bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.690180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087175/publication.md
observed 40d7e502e21d022abb6a08797f96c1bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.672580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087175/publication.txt
observed 69426d0fed456fb5482cae26d274639b...
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.