OpenTechnical

OT-2026-000065559

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000065559) never changes.

Identity and time

Publication numberOT-2026-000065559 · never reused
Internal UUID01a0ae8e-46f9-7938-95dd-eba3fa09ab73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065559
StatusPUBLIC

Content hashes

Canonical text186c8be486b16b55dbca54e1f7684e1eb23ca08799c5086d02b420c6f1222a98
Markdown1b747db2b37f173d1c6d0030d89557399a8e3d419afda6bdeca4f1f41478ba83
PDF
Publication pagef6d8fb051b1ee7b397dea1fe1a15a1e23fd4efd66cde33a05e580996dd9b633a
Manifestef336a872d651c81a8fe5376ea3208e67406077253a364c27c41c06467ea0f3b

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
SignatureoCxL/0BpwWMUGGws+lJCyP4mbDAUiUFKbsICe8KXePUV4BlZBA03bEW2u+n8p0fXiv5yVvab0OlZ86fhlSgQDg==
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

2026-09-17T10:33:52.028217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065559
observed f6d8fb051b1ee7b397dea1fe1a15a1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.010357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065559/manifest.json
observed ef336a872d651c81a8fe5376ea3208e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.990266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065559/publication.md
observed 1b747db2b37f173d1c6d0030d8955739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.971731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065559/publication.txt
observed 186c8be486b16b55dbca54e1f7684e1e...
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.