OpenTechnical

OT-2026-000018822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000018822) never changes.

Identity and time

Publication numberOT-2026-000018822 · never reused
Internal UUID01a0ae6e-d521-79c3-8a2e-b5dfa334a358 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018822
StatusPUBLIC

Content hashes

Canonical text4298e158929771345f98196d4fcb189e05c856113fb9e98f4714424ff8710306
Markdown53ee41aba82dcb70ee7eba91a429243ded98c23b055c95b8d9dc39f840c617cf
PDF
Publication page13075660045dc0bc55eaa4e0ede7ab13e7e3a46e49d1be5adf51cad8666ab627
Manifest4adf37ec5c04d427b7c3e3a1a575cc20fc1197c87b79b87316eb20e447da2abb

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
SignatureiD/Yyc8/SuoSo3vyHWqH0DpSx85xM+CKzdRQx9/aa4aXrKpMb3+I9toniYqK4HFu3e3Xit9XrX4oOZbycn2GBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:27.343628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018822
observed 13075660045dc0bc55eaa4e0ede7ab13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:27.326475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018822/manifest.json
observed 4adf37ec5c04d427b7c3e3a1a575cc20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:27.303904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018822/publication.md
observed 53ee41aba82dcb70ee7eba91a429243d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:27.284200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018822/publication.txt
observed 4298e158929771345f98196d4fcb189e...
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.