OpenTechnical

OT-2026-000088055

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000088055) never changes.

Identity and time

Publication numberOT-2026-000088055 · never reused
Internal UUID01a0ae9b-1aa7-7fee-970a-82a6eedeb0a1 · 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-2026-000088055
StatusPUBLIC

Content hashes

Canonical textd24d222d8cb23d8bd9023a562c0f1caee041119cab529a81ab1f63a8cc63973d
Markdown4cef92fc34097788e5dcb8bd9b1dad45da41a560efdf8510c8e38590413ecef1
PDF
Publication page3e2f779cb06e621ffb29787aef9ed23ceeeaa27a6e325dfc010010d8a61e5200
Manifesta9b9f3c6e9e6c803729843e56a49edbf0d94aeb034b8392ce046eac8d8ceb74e

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
SignaturesIeOT3tFlnUjv9uOzYIbhURiTF8Jb3hBBCEk2lx4wfjLqYap1xqhfw/0f29X2CiUUm6NhorloEPw4WHeAToMBA==
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

2026-09-17T09:50:02.781237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055
observed 3e2f779cb06e621ffb29787aef9ed23c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.760676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/manifest.json
observed a9b9f3c6e9e6c803729843e56a49edbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.737094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/publication.md
observed 4cef92fc34097788e5dcb8bd9b1dad45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.720345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/publication.txt
observed d24d222d8cb23d8bd9023a562c0f1cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:01.809745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055
observed 3e2f779cb06e621ffb29787aef9ed23c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:01.782905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/manifest.json
observed a9b9f3c6e9e6c803729843e56a49edbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:01.760562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/publication.md
observed 4cef92fc34097788e5dcb8bd9b1dad45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:01.741816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088055/publication.txt
observed d24d222d8cb23d8bd9023a562c0f1cae...
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.