OpenTechnical

OT-2026-000035567

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000035567) never changes.

Identity and time

Publication numberOT-2026-000035567 · never reused
Internal UUID01a0ae76-b4c5-787c-9f01-fe7ba08003da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035567
StatusPUBLIC

Content hashes

Canonical textfbc90e3bbf77908548d9bab4d5081bff2c0cb376e201faf54452878353c70ecf
Markdown8a3f9c5b8c564fc4450b574c2fb7d25b960ea6c7a6fa33165042822115193986
PDF
Publication page6f8f2fc3744cd31bc747b1f0f54114a0ec2558fe3bd7a0c848d001f4db6f25af
Manifestfd4a32fed505ef94e813f665b1893797e2049fac1aeae8eba26abe416c6d5ac3

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
Signature6c32VILqq2SPj5FqObbHhb48xWufYeKBtGmmsdKxvJNRwTdQRB9WWd4vOQqfO2C1vm+EU+ap9e3A6HZ0TVbeAw==
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

2026-09-17T11:27:05.234037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035567
observed 6f8f2fc3744cd31bc747b1f0f54114a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.216224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035567/manifest.json
observed fd4a32fed505ef94e813f665b1893797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.199087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035567/publication.md
observed 8a3f9c5b8c564fc4450b574c2fb7d25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:05.181364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035567/publication.txt
observed fbc90e3bbf77908548d9bab4d5081bff...
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.