OpenTechnical

OT-2026-000087764

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000087764) never changes.

Identity and time

Publication numberOT-2026-000087764 · never reused
Internal UUID01a0ae9b-1aa4-7098-805f-8849b43f179b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087764
StatusPUBLIC

Content hashes

Canonical text4c4fb0721a8e60b593af56e91feffadf96d29c5097ea206c9cffd3d309bc1e9b
Markdown6371f364e151090b815d34d94e7d6e8bc6843b57725b7ec6ae6d538f8b4d1b96
PDF
Publication page991dab424995a99ea2379dea9d96bc59aaca004917c67dafee07b0df7cd60de3
Manifest5597836d47ed3a681920a1788402e6b7efa08542de862a4a857b7ec08914e1bf

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
SignatureVRHr8ATDAXfU/t+YLjAU8OSWODsikcqv7DORjVes79bc+ecGRN7jcLZGcKBzRi3pf33VzJfAyV/Sg+SOTQBYCQ==
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

2026-09-17T09:48:57.762414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087764
observed 991dab424995a99ea2379dea9d96bc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.744337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087764/manifest.json
observed 5597836d47ed3a681920a1788402e6b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.724744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087764/publication.md
observed 6371f364e151090b815d34d94e7d6e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.707351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087764/publication.txt
observed 4c4fb0721a8e60b593af56e91feffadf...
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.