OpenTechnical

OT-2026-000009151

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000009151) never changes.

Identity and time

Publication numberOT-2026-000009151 · never reused
Internal UUID01a0ae6b-31b9-76ec-80c4-f5d6772835c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009151
StatusPUBLIC

Content hashes

Canonical text18ec1ed651fe541b1e222afe75bdf6b4d91c3e0904112b68b8f8db5c33bcf0df
Markdown83ff6e0fc647e5efcf4637f9cf28e0cb9f0d9291130893728faa42c2db7d6aaf
PDF
Publication paged2658b1c82b2da41c210d9d6a23bd561963be6d1539eb0a84ede1a990f698378
Manifest2b9c310c07450e257287c792ecebc1fbebf4eee3d3df7a4c4f0d03cc135d61f3

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
SignatureEqnZHPuxB/z0eRVBdBlrxgwVM92JrX3x7bPlNrOfDxE1yl6VWlRqjBm0dYfsCY/kdOAZ+t0lJPx5S6JXLraTAQ==
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

2026-09-17T12:17:51.085011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009151
observed d2658b1c82b2da41c210d9d6a23bd561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.065891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009151/manifest.json
observed 2b9c310c07450e257287c792ecebc1fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.047239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009151/publication.md
observed 83ff6e0fc647e5efcf4637f9cf28e0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.027919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009151/publication.txt
observed 18ec1ed651fe541b1e222afe75bdf6b4...
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.