OpenTechnical

OT-2026-000098750

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000098750) never changes.

Identity and time

Publication numberOT-2026-000098750 · never reused
Internal UUID01a0aea2-42af-7ed1-95f5-41b7fca86224 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098750
StatusPUBLIC

Content hashes

Canonical texta32b4ae2f8767fe82001bf329e7704a1a565eb32196c4f16bf08839480d3f47d
Markdown0e7ae52150b8bd870e561e2325e175646546efc3e339dfd87b1ffaae4f8e9483
PDF
Publication page32975efc85f98646ee8d69a69c9a5809d8cbf6fa7a3ff056473f410321e09465
Manifest23d8d2f594877bc5502da38fb601ef70990357c8de97daf1e8cc98d4983ae0f1

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
SignatureZ8E8Xow5SdOxwlvteuzllfR6CUUGKuIHk5NV0eXMuOPo6ogOigyeWe36BiH9vC8tJHw2zsNG4/tokS4qr9eZCA==
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

2026-09-17T09:31:04.076698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098750
observed 32975efc85f98646ee8d69a69c9a5809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.058980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098750/manifest.json
observed 23d8d2f594877bc5502da38fb601ef70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.042805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098750/publication.md
observed 0e7ae52150b8bd870e561e2325e17564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:04.023340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098750/publication.txt
observed a32b4ae2f8767fe82001bf329e7704a1...
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.