OpenTechnical

OT-2026-000063559

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000063559) never changes.

Identity and time

Publication numberOT-2026-000063559 · never reused
Internal UUID01a0ae8c-f945-78e7-9d53-8b5e1a5a811b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063559
StatusPUBLIC

Content hashes

Canonical textd22b3c9b5ab3c3f4c6ca56e3a28526f034fd4d8e4f2fe452db28f7e405542611
Markdownb92659b7efdccc12aed823d4f98b14bf66a12555c69bc01162d6ea63a3fa01bc
PDF
Publication page9583e5386270ab0a10039d279e686923d8c05118b313b6949bc557a3704b0dbe
Manifest8cac7ebb68e3cdf610fa1bea72c073cc8ac5861170a1d9649c680b102c329b8f

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
SignaturetPbDKm/Xba0uRRDmsabDVCPM9PPhraovZ8FD/ow06NvujEhijwrfxRI+zozwNg7N7PJp2MD6TeI4Nb3YzbUIDg==
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

2026-09-17T10:37:33.830737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063559
observed 9583e5386270ab0a10039d279e686923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:33.812162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063559/manifest.json
observed 8cac7ebb68e3cdf610fa1bea72c073cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:33.792074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063559/publication.md
observed b92659b7efdccc12aed823d4f98b14bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:33.773196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063559/publication.txt
observed d22b3c9b5ab3c3f4c6ca56e3a28526f0...
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.