OpenTechnical

OT-2026-000088712

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000088712) never changes.

Identity and time

Publication numberOT-2026-000088712 · never reused
Internal UUID01a0ae9b-8f0f-7e4b-8a27-23c91969b9dc · 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-2026-000088712
StatusPUBLIC

Content hashes

Canonical text8378de640774b2b1c51d7fa6be90ea29ddba5a157f3b428b4eaaf3215d43946a
Markdown4cc4cc9b00a80d57d141e1f3cbb8d2993c78178b3b9f00532b3cd6045198b349
PDF
Publication page5c5727bac2d25330f59ff5c3005cd51e900a153fd7b3467d6171a7b507d8c8ac
Manifestf9279222071b6cc09c60b8f28c1a598babe589fc429c57d80da6f643571fe052

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
SignaturemEfFAXLh2hdzglXavHFDuKwg1GiDua1f1ed/ma+UjInuPYhKSOIiX2Z82nM5YgIGJ2gBDf0pzC6nXJO9+ty7DA==
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

2026-09-17T09:47:57.019728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088712
observed 5c5727bac2d25330f59ff5c3005cd51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.001026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088712/manifest.json
observed f9279222071b6cc09c60b8f28c1a598b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.983781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088712/publication.md
observed 4cc4cc9b00a80d57d141e1f3cbb8d299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.965684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088712/publication.txt
observed 8378de640774b2b1c51d7fa6be90ea29...
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.