OpenTechnical

OT-2026-000038911

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line 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-2026-000038911) never changes.

Identity and time

Publication numberOT-2026-000038911 · never reused
Internal UUID01a0ae78-769f-72f2-babd-98ad38bae354 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038911
StatusPUBLIC

Content hashes

Canonical textd53b905b99d94e1de833d9e458cf40f37949b2a4977ff1b5fdc61c18afa03eff
Markdowndd1e5546d7e1cdba01d73be40817eb0199c84eb89e1d61ab92cb267b40a30147
PDF
Publication pagee87366f149b2931b55bbc9e68ee6525ff63e8b538e70f392bf1383a7e5b4a844
Manifest98a05a562a89ff4d6eacaf90912fba43642cfda2283b83be576a65a770521e20

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
SignatureOVJPwS6B5epyldIBZFL6/x99lAPGLH95PLBiItOK7fNEWDJfUVkHXX41BB8xHGPjuBGfRSRx0T7Ga+G9O8hDDA==
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

2026-09-17T11:21:35.047251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038911
observed e87366f149b2931b55bbc9e68ee6525f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.029287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038911/manifest.json
observed 98a05a562a89ff4d6eacaf90912fba43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.010263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038911/publication.md
observed dd1e5546d7e1cdba01d73be40817eb01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.982707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038911/publication.txt
observed d53b905b99d94e1de833d9e458cf40f3...
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.