OpenTechnical

OT-2026-000086988

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000086988) never changes.

Identity and time

Publication numberOT-2026-000086988 · never reused
Internal UUID01a0ae9a-80a5-729f-9ec2-5f070cffefbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086988
StatusPUBLIC

Content hashes

Canonical text8ce01333395bd5f21c8ed2cf8e6d3f589f6def52a134257fabf9a075d8e1314c
Markdown0ac4b9ac91411475964147e0f1d896e86df20330c004284599cd623f04a61a46
PDF
Publication page6cd8530d762711bc1b88cba2e29f3796a1ee90d7c2cfc5d91caeab05b9ee780c
Manifest4fbdc06a40c29b4271e87e7824370a905831cf1f91225fb3df6f5a2a90aec945

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
Signature5lcgNHGVNfuz9l3pO274n96vCSnKzzmum7hviYu1SkpK3dtP7F1exADjLrJtTvSVvvux5x2dKfin4a1sre32AQ==
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

2026-09-17T09:51:53.366910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086988
observed 6cd8530d762711bc1b88cba2e29f3796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.348711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086988/manifest.json
observed 4fbdc06a40c29b4271e87e7824370a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.331608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086988/publication.md
observed 0ac4b9ac91411475964147e0f1d896e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:53.313412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086988/publication.txt
observed 8ce01333395bd5f21c8ed2cf8e6d3f58...
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.