OpenTechnical

OT-2026-000098913

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000098913) never changes.

Identity and time

Publication numberOT-2026-000098913 · never reused
Internal UUID01a0aea2-8286-7fca-b2e5-f2491a3844b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098913
StatusPUBLIC

Content hashes

Canonical text20efdd76e3bafc406df641d832aec9361db3d8cc4f75b8aee801ce2558b28a00
Markdownbb026e75900c7a55f1d58a2b96cb51ce026bc0c699e26d7131825c15b35e510b
PDF
Publication page6bbe2597c5ae55e5e045e88e33ec355b52e550485df0827ecdde60988cb1ad12
Manifestf30e0626447ea93022f427ef71f816474d96072eab7f7a5fa7e211e49b101101

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
SignaturefC5ISobLCUNq5DAPWVySZt0WBmk5ZDZqA3o3Q59XAool0ZPUo3vbUtzxtxveVY7TqO016UtsxxErp0rWhQeuAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:58.439722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098913
observed 6bbe2597c5ae55e5e045e88e33ec355b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.423772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098913/manifest.json
observed f30e0626447ea93022f427ef71f81647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.408582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098913/publication.md
observed bb026e75900c7a55f1d58a2b96cb51ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.391495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098913/publication.txt
observed 20efdd76e3bafc406df641d832aec936...
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.