OpenTechnical

OT-2026-000037155

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000037155) never changes.

Identity and time

Publication numberOT-2026-000037155 · never reused
Internal UUID01a0ae77-7741-7076-a066-65747187fdfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037155
StatusPUBLIC

Content hashes

Canonical textc0099ccac19998d24b1da212fb52336dea881f8507a3c9a5f535423d1744e497
Markdownf5dcd44e539f75bb21befc72e760631b2f02961dc188e1d149bd1948e8c3d4c5
PDF
Publication page621c7aa3fdfe8a1ec3b505178fbdb72464ee15938ba8af0b2370b6f033e6426c
Manifest6ea7271301c59ff8fc156674e00f1dab61717ef7c9fb3065e50b371276574eab

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
SignatureSuRGSCHebW+hJPlauFZ5F6d9xA6zJ+odhokpDftak+9GPwCFa7F4GqSUEJsgtFdA+njcnzjXyURoueh1/mfqCw==
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

2026-09-17T11:25:02.295938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037155
observed 621c7aa3fdfe8a1ec3b505178fbdb724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.278993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037155/manifest.json
observed 6ea7271301c59ff8fc156674e00f1dab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.262515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037155/publication.md
observed f5dcd44e539f75bb21befc72e760631b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.246335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037155/publication.txt
observed c0099ccac19998d24b1da212fb52336d...
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.