OpenTechnical

OT-2026-000092816

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000092816) never changes.

Identity and time

Publication numberOT-2026-000092816 · never reused
Internal UUID01a0ae9d-b601-735e-b06d-6bb7479f9916 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092816
StatusPUBLIC

Content hashes

Canonical text6a00fbf9a0644eb879d8f10276f39e68950279ba6ef485e35f85a25cdb5811c5
Markdown8e52293afca6b6338f70c4250d01564de875ae965dfc8449c4ffb0832b43ff2b
PDF
Publication page84ad9ae72f7b5a4a80c1809cf7c25a6d2cacff423f597d05ee61b5aca80ac314
Manifestc79d69ed93ac43a0351fef8174d3e1c6104d72217040aec9998b250fd4f1a59b

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
SignatureNaV7rm9V6he44NwUFZa/gNjrjfcANSL6ZAUqcZwl/rE6w3ZEGOIcZI0XaXrsYDhuL1MnZJnYKX+//FYiPFvuAA==
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

2026-09-17T09:40:46.150203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092816
observed 84ad9ae72f7b5a4a80c1809cf7c25a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.133691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092816/manifest.json
observed c79d69ed93ac43a0351fef8174d3e1c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.110846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092816/publication.md
observed 8e52293afca6b6338f70c4250d01564d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:46.084511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092816/publication.txt
observed 6a00fbf9a0644eb879d8f10276f39e68...
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.