OpenTechnical

OT-2026-000069055

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented after 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-2026-000069055) never changes.

Identity and time

Publication numberOT-2026-000069055 · never reused
Internal UUID01a0ae90-6dce-79a7-a558-834036bf9ade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069055
StatusPUBLIC

Content hashes

Canonical textcd08957840112ed9fb462711e74c3bde03b23b95a65ffab3780a618ebc79e6cf
Markdown84be03a6778d89a5723f13bd106cf355e6ca8f90f954eef496e97fa419b81e0b
PDF
Publication page9d03b714381b3dd597986da1ccf4e71338b8e72d31c7dd0ece7f80063c96c0af
Manifest91fd1f77aacfaa41da63279e119a374be06c5ab6c7e4f0009d43f04e18404941

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
Signature+b8k++QsrSs1yVZT47v3ssYeHcUOcs/VOu1k+LfRvqK5yI5/GgNdmCpuKydSrQgbok3IE8CPXSk1kW5hmJ0aBA==
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

2026-09-17T10:28:55.010328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069055
observed 9d03b714381b3dd597986da1ccf4e713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.994008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069055/manifest.json
observed 91fd1f77aacfaa41da63279e119a374b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.977203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069055/publication.md
observed 84be03a6778d89a5723f13bd106cf355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.960415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069055/publication.txt
observed cd08957840112ed9fb462711e74c3bde...
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.