OpenTechnical

OT-2026-000018065

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018065) never changes.

Identity and time

Publication numberOT-2026-000018065 · never reused
Internal UUID01a0ae6e-96fd-70e2-98f1-3f7c582cbdbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018065
StatusPUBLIC

Content hashes

Canonical text403494b84cb2b26f3192ad505864b54268d2058ebd804e328edcf9c2d8cf6dec
Markdownc524c56e5a66cb05d2eaf57889ade9889b29ce4f59e68283afe0b36632f761b4
PDF
Publication page91d5d80bc73d5e9cadc69ace32739fbd2e9b04f6cf61f8a65ff24e45516f34c5
Manifest0ebefdef796c871559aa2d44e830f70196b038f000b6830d993d66fa0750ccaa

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
Signatureeo871Mf2qDZ78atXvxkjs3QcvUP16B49q5j8UcT1Q7FUCFGDDHxVw+5ZZ/lDgz7ot3X30NI+9dU0dxRQgpsJCw==
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

2026-09-17T12:02:06.285196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018065
observed 91d5d80bc73d5e9cadc69ace32739fbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.268243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018065/manifest.json
observed 0ebefdef796c871559aa2d44e830f701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.249119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018065/publication.md
observed c524c56e5a66cb05d2eaf57889ade988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:06.230160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018065/publication.txt
observed 403494b84cb2b26f3192ad505864b542...
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.