OpenTechnical

OT-2026-000088588

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000088588) never changes.

Identity and time

Publication numberOT-2026-000088588 · never reused
Internal UUID01a0ae9b-8f0f-7472-8057-a1fc4561caec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088588
StatusPUBLIC

Content hashes

Canonical textd091aef8821f8773a33c6f8e7722420724d308e117b28bd12c04592e610de87a
Markdown76681b8fe85424386d1c9b433af24486028d0d984980f37ffdbab425879088fa
PDF
Publication page71d5f3287852e81df7668929eb2f3b716f938b1e39544f54e9266d4ca38307f7
Manifest68388d62463a3562ce20e08b1a4262d4448c7c22083fbc3897a5dfe69d687f88

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
SignatureFZKi13sAVOhE05jsWxTJZ/p9QTZoLrYnQQrQtQA4ymSlLoVi13agtBGjaYd0ake3mC79b4OHfDvfyfOlB7VADQ==
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

2026-09-17T09:47:47.121214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088588
observed 71d5f3287852e81df7668929eb2f3b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.099680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088588/manifest.json
observed 68388d62463a3562ce20e08b1a4262d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.078763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088588/publication.md
observed 76681b8fe85424386d1c9b433af24486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.059010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088588/publication.txt
observed d091aef8821f8773a33c6f8e77224207...
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.