OpenTechnical

OT-2026-000069273

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000069273) never changes.

Identity and time

Publication numberOT-2026-000069273 · never reused
Internal UUID01a0ae90-b528-77b7-b035-b82c22429b2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069273
StatusPUBLIC

Content hashes

Canonical text3410ad4228c0b35c8d05129e08f4f184fcbbb2eb08d565f71f5ed35ef3469bab
Markdownd212e260130dc337375b524c5321b9ab4169604de2480c40cda10787978d59f1
PDF
Publication page8342ee64d5f25aebdbc0670e5fd90a9b990e1fb35fc9feb221ef1db56ba486db
Manifest4719ca34fdfa05a9c6220f8adf0e1461313a315701f44dd08ea81713b5918e47

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
Signaturea8enIbwG3yTNRkXniDX0O6J4ewV6Y5tlpwJ6wd6kltaN5Jewwk1t5gZvFulLMviNncuOHR7xD4SdIiqXwwarDg==
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

2026-09-17T10:27:21.414875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069273
observed 8342ee64d5f25aebdbc0670e5fd90a9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.396103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069273/manifest.json
observed 4719ca34fdfa05a9c6220f8adf0e1461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.378360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069273/publication.md
observed d212e260130dc337375b524c5321b9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.360953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069273/publication.txt
observed 3410ad4228c0b35c8d05129e08f4f184...
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.