OpenTechnical

OT-2026-000089066

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000089066) never changes.

Identity and time

Publication numberOT-2026-000089066 · never reused
Internal UUID01a0ae9b-daff-7291-9fc9-851248799aa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089066
StatusPUBLIC

Content hashes

Canonical text721f409fd27eea31bf4c54273bdc7bb0d95a17261baae6bfc80d25878368fda5
Markdownbe208e8aa4aa89591e9e967c479d6d28f847c36a1cbc00d4e4971b0d50120f04
PDF
Publication pagef925c4e3e85dd3d2a6cf9d0ffb16b7929180cf47300ef528ee80f83cf665e5b0
Manifest17504238dce6047c4917d35b6bca54ca4e41e07f917915e2e957af0f2b8266ba

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
Signatureij/VGxeoPbZgn7C8EQdHpn0ib1hPKssA0kBQFFpMcmmnnOSULU8yjqjU6s8zfeElLC3ZInfm07/R+1zOJ0URAQ==
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

2026-09-17T09:46:58.014506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089066
observed f925c4e3e85dd3d2a6cf9d0ffb16b792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:57.997559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089066/manifest.json
observed 17504238dce6047c4917d35b6bca54ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:57.981393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089066/publication.md
observed be208e8aa4aa89591e9e967c479d6d28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:57.962108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089066/publication.txt
observed 721f409fd27eea31bf4c54273bdc7bb0...
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.