OpenTechnical

OT-2026-000092985

Publication integrity record

Four cup vacuum gripper, four 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-2026-000092985) never changes.

Identity and time

Publication numberOT-2026-000092985 · never reused
Internal UUID01a0ae9e-090f-7a9f-bb06-2e6ade32e4c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092985
StatusPUBLIC

Content hashes

Canonical text9d4e3032de653c3b86c542604c561de699d5ff05c60a70e80a7a1e291e892bf5
Markdownb991849eb62954db54d7cc71c6892af0e9bc9582dc0fddb51ca6ee89ff405d29
PDF
Publication pagee179f4e66bb8fb929a8ae900f66c5d338db863ef06583fc91eaf93dd2332059e
Manifesta796e631cc98456a0a365e731c765ebd6d58e7dd4478a8f868f564d6ce20463b

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
SignatureossDk+V/ykNMFQadJfvtZEGavnuTGCwHgYQAqDpugS819fujqRHXatDMmazny5HO27gy9DVIA3rI3c4KSCc6Bg==
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

2026-09-17T09:40:11.156549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092985
observed e179f4e66bb8fb929a8ae900f66c5d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.138913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092985/manifest.json
observed a796e631cc98456a0a365e731c765ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.118249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092985/publication.md
observed b991849eb62954db54d7cc71c6892af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:11.100407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092985/publication.txt
observed 9d4e3032de653c3b86c542604c561de6...
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.