OpenTechnical

OT-2026-000008078

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000008078) never changes.

Identity and time

Publication numberOT-2026-000008078 · never reused
Internal UUID01a0ae6a-908c-7302-bf49-df6ca31a80c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008078
StatusPUBLIC

Content hashes

Canonical textfc60d8457c9d2dd1828e2ff63865f9626bb106a9cba5bccb9bcdec894234e513
Markdown88dd53162f46a2022aee3ae242306b90000aeb1b616e40414911ce03de98db09
PDF
Publication pagebcdc49debe81de930d9778457cc940326cf08d01411541891eb3fed2f08f752e
Manifest6fc1591e83b023ade40522feb7451b2ed66836d3d85f52ca75b82be211c714c0

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
SignatureQ7OmTnbv1extTm32HsZpaaT0YtQDtttOgTw4gErvcaBJYi/cd4zloDZaXu10GxZhqKKePR0ezaIuRFGSd3DyCg==
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

2026-09-17T12:20:21.786147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008078
observed bcdc49debe81de930d9778457cc94032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.766094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008078/manifest.json
observed 6fc1591e83b023ade40522feb7451b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.747530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008078/publication.md
observed 88dd53162f46a2022aee3ae242306b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.726319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008078/publication.txt
observed fc60d8457c9d2dd1828e2ff63865f962...
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.