OpenTechnical

OT-2026-000007987

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000007987) never changes.

Identity and time

Publication numberOT-2026-000007987 · never reused
Internal UUID01a0ae6a-908b-7e1e-8956-cf395e7b415a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007987
StatusPUBLIC

Content hashes

Canonical text92bbf07e84ac726ad68c472f122bb442128edbeb11fe52e2bfdd8a319244497c
Markdowndef087ed143fe38e9b9599cfc74c23ce69d49b2cd56e3274c93f53b2799b7fba
PDF
Publication pageb2f4005695b55fd7c3297f9d98219737ab92bd77985be773ca7d94c42f431ac8
Manifest87a550f956c24b73317fc272bfc159a020b9b6f3828b9057f6d65c3dea4428c4

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/JIYxS9nUzOSFWAX9+KoaoKF6kk4HewiOBZDq0Ote58Kz5YeEOlzmofmsOsbE29gUugXVWIUtgy9gkD4FaMSCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:31.884666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987
observed b2f4005695b55fd7c3297f9d98219737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.866118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/manifest.json
observed 87a550f956c24b73317fc272bfc159a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.848136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/publication.md
observed def087ed143fe38e9b9599cfc74c23ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:31.830174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/publication.txt
observed 92bbf07e84ac726ad68c472f122bb442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.949361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987
observed b2f4005695b55fd7c3297f9d98219737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.929653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/manifest.json
observed 87a550f956c24b73317fc272bfc159a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.911879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/publication.md
observed def087ed143fe38e9b9599cfc74c23ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.894894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007987/publication.txt
observed 92bbf07e84ac726ad68c472f122bb442...
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.