OpenTechnical

OT-2026-000067182

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000067182) never changes.

Identity and time

Publication numberOT-2026-000067182 · never reused
Internal UUID01a0ae8f-14ff-7b9c-bca0-b593d7c7db65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067182
StatusPUBLIC

Content hashes

Canonical textef586963864566f78d6c44d312379d225e92682e7714bed7e682f57605685a68
Markdownd83fec70e109844944e78942028617c65359a47a3b80fc1033e84a83f3ac44a3
PDF
Publication pagef733b91a2954c1051b3fb389db99d77fe0c30ada55e8ecd2e212e3648db47b9a
Manifested99a358c8636692da29376be3c97be4739b4f21ab40f19dc480f5427d99012a

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
SignatureXYu10d7qIeDKc5moKx0QYLO6fXJHZOPAiOkyzqDfJYT9LeiVaxK+gPX8fuCG4TAOek7FLPy25kCWZ54jRVajBA==
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

2026-09-17T10:32:27.963283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067182
observed f733b91a2954c1051b3fb389db99d77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.943084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067182/manifest.json
observed ed99a358c8636692da29376be3c97be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.925917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067182/publication.md
observed d83fec70e109844944e78942028617c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.907519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067182/publication.txt
observed ef586963864566f78d6c44d312379d22...
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.