OpenTechnical

OT-2026-000076246

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000076246) never changes.

Identity and time

Publication numberOT-2026-000076246 · never reused
Internal UUID01a0ae94-6a6f-722d-b164-8b1154439344 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076246
StatusPUBLIC

Content hashes

Canonical text639a7ef5987ab4783b307f41a3b4b8ffc02063b0613c947d2b6f614d10d45fe7
Markdowndc05b8f0a3da9d4bc0e77f41cdc28b814e8dcb69c935f25907e11a7116ab7430
PDF
Publication page837f06afc57d3caa5b5cf50c072b769127dffd6c54b72ce50f3c4f90319ce5fc
Manifest6944230911aa870969e3ce9ebac21fdc4212c9bec766f59919d4921a5b538229

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
Signaturev5wrp0U/G8VNsviRl9pRBl4nh7WyuxqJtoizX3Qb6zq2IQVmMNhVKgicRFAzm3V1Sxb8iXTS5fA98tSCy+y3Aw==
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

2026-09-17T10:11:45.554038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076246
observed 837f06afc57d3caa5b5cf50c072b7691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:45.534103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076246/manifest.json
observed 6944230911aa870969e3ce9ebac21fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:45.512660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076246/publication.md
observed dc05b8f0a3da9d4bc0e77f41cdc28b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:45.028100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076246/publication.txt
observed 639a7ef5987ab4783b307f41a3b4b8ff...
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.