OpenTechnical

OT-2026-000027118

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000027118) never changes.

Identity and time

Publication numberOT-2026-000027118 · never reused
Internal UUID01a0ae72-3454-799c-a4a5-fe428435e8ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027118
StatusPUBLIC

Content hashes

Canonical text599d897f84871ad3ee25e92018550da9697a083b8cce5befc89cfc3061c62978
Markdown1bee02a5596029ae0369e3ff79dc5f92b0c3456a0567694a6301f91db65904f9
PDF
Publication pagee4e347677bed37e388a3b5a8c32a8c66de35eb08bfb1c3f72e8741b8c97bb53f
Manifest47279ce70c6e613b644afda855b906a747288e5b1c216f97b53683faf3bb8b7a

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
SignatureZ5H0cfCNdqno1IAAsYcrgSKjNMfVGDRmSUakqW5jrRLEpslMCllQX2vgY3HebR6Na831jbdRylp/ML5F40JkAw==
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

2026-09-17T11:43:53.437716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027118
observed e4e347677bed37e388a3b5a8c32a8c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.421118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027118/manifest.json
observed 47279ce70c6e613b644afda855b906a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.402825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027118/publication.md
observed 1bee02a5596029ae0369e3ff79dc5f92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.383899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027118/publication.txt
observed 599d897f84871ad3ee25e92018550da9...
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.