OpenTechnical

OT-2026-000034235

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000034235) never changes.

Identity and time

Publication numberOT-2026-000034235 · never reused
Internal UUID01a0ae75-df0d-7c1c-b542-5105ec68edb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034235
StatusPUBLIC

Content hashes

Canonical text1e11ba8d927632a7bb1a39d98f174e6876ea648696c6a569c9fe7527af83180f
Markdownf0ce5080ef1f237ee1c320fd30f431e1fbb82b9287ad628041a86059caad82bc
PDF
Publication page69f04aabe4ab8ff91345d604430f5976fd6a25d1ea09dbded96f02d31df9aeb0
Manifest9f095084057680d2da4365550a89f1d3e3c2d54ff1dd75be0178ae6f1effaec8

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
Signature7dt5CBiDGmSxljFGI3j6K7nm5PTxRxku1JWyJX7dRYGKi32ugMRf2CVM7NtEZPsEl9lIBj9kApHIQtOcjtFgCw==
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

2026-09-17T11:30:47.307561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034235
observed 69f04aabe4ab8ff91345d604430f5976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.291888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034235/manifest.json
observed 9f095084057680d2da4365550a89f1d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.274606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034235/publication.md
observed f0ce5080ef1f237ee1c320fd30f431e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.258418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034235/publication.txt
observed 1e11ba8d927632a7bb1a39d98f174e68...
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.