OpenTechnical

OT-2026-000078207

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000078207) never changes.

Identity and time

Publication numberOT-2026-000078207 · never reused
Internal UUID01a0ae95-7c26-770f-a7e5-f45226bc756e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078207
StatusPUBLIC

Content hashes

Canonical text741a34a5710cfdc9fcd2425d7da2c5f445b4aa6696a58dcf193dd1e23567c8b6
Markdownf5c4c9358e3f7a808d663d9897d0ede02f8640053ace73ba5cd308e0bb83e18c
PDF
Publication page57cb219fc03a2ab2b210dda808359a99576bc21760657aaa27899c8f33ed9377
Manifeste9436f3185cb91e2faa8ada17459321ef43e21ad4f7d32626b357dd520df0bea

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
SignaturegLylrnKEk89zz8g7hLqbjMhVqOJdfH1TyPza/2jAaUKbOXyk8MybYbPB1yp5qCFRXAxN0zJWgACpEEGvz5jFCg==
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

2026-09-17T10:06:09.245496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078207
observed 57cb219fc03a2ab2b210dda808359a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.224272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078207/manifest.json
observed e9436f3185cb91e2faa8ada17459321e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.202725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078207/publication.md
observed f5c4c9358e3f7a808d663d9897d0ede0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.183426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078207/publication.txt
observed 741a34a5710cfdc9fcd2425d7da2c5f4...
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.