OpenTechnical

OT-2026-000069634

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069634) never changes.

Identity and time

Publication numberOT-2026-000069634 · never reused
Internal UUID01a0ae90-b52c-7c32-9fb5-37392594e078 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069634
StatusPUBLIC

Content hashes

Canonical text0e76c900f08490aac62565b6b20414a6d7d6ebeb21e6d32b64f8c26efaad50c2
Markdownf1ac4e37b4830fe8e414508bb4255f691d08a84d674f5104abb763af23d5df87
PDF
Publication page49f41d6f09ff9aca2d07974d083ebe688c6f0f0b72eaed17975c29b060ad7dde
Manifest73cb8857294291f17a2533b38b671714d06cdaa0c000fc4ddf76c27b462e5812

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
SignaturelO1eRQgcMA0noP/CpCNzURcxdRIjGvXCbXaVj4xbmbsB5kb2mcTdqISSsycPp1k6p4ud1lf/H60aYlH5GT42Bg==
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

2026-09-17T10:28:18.043524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069634
observed 49f41d6f09ff9aca2d07974d083ebe68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:18.025627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069634/manifest.json
observed 73cb8857294291f17a2533b38b671714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:18.008507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069634/publication.md
observed f1ac4e37b4830fe8e414508bb4255f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:17.990061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069634/publication.txt
observed 0e76c900f08490aac62565b6b20414a6...
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.