OpenTechnical

OT-2026-000069397

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000069397) never changes.

Identity and time

Publication numberOT-2026-000069397 · never reused
Internal UUID01a0ae90-b529-78e6-bebf-47a472eba076 · 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-2026-000069397
StatusPUBLIC

Content hashes

Canonical textd2cedcce3114a9f5438fdd0df484ba8ec70c65955b95f3be4fb92a8ab819b71f
Markdown5a9d05e9518fbb8d8e2b8e9eba053bc891e26a785df0e58dda0a9c4a6828d2b6
PDF
Publication paged78c99b871f8a0861524f384cc54b18128cdc0305dbe183cad04c2ddac015adc
Manifest44b13844e73ab7c91733d0d203a8422cb29e078b65c52b4da441d1f534e8e82c

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
SignatureSi5jyCt291tdOq9MRS8OGmyE1+VDjrNl0HFMEw91lMphb63Ivte3GXS5LFA/dwFkdVYqSdyEe3uuZhWbZwF/DA==
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

2026-09-17T10:30:19.321155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397
observed d78c99b871f8a0861524f384cc54b181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.303907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/manifest.json
observed 44b13844e73ab7c91733d0d203a8422c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.285482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/publication.md
observed 5a9d05e9518fbb8d8e2b8e9eba053bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.265497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/publication.txt
observed d2cedcce3114a9f5438fdd0df484ba8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.735089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397
observed d78c99b871f8a0861524f384cc54b181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.717674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/manifest.json
observed 44b13844e73ab7c91733d0d203a8422c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.699616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/publication.md
observed 5a9d05e9518fbb8d8e2b8e9eba053bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.682537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069397/publication.txt
observed d2cedcce3114a9f5438fdd0df484ba8e...
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.