OpenTechnical

OT-2026-000017874

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000017874) never changes.

Identity and time

Publication numberOT-2026-000017874 · never reused
Internal UUID01a0ae6e-96fb-7579-82c5-3d7b5ac0a9d1 · 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-2026-000017874
StatusPUBLIC

Content hashes

Canonical textedb99fc36f0c520a32b163e9e720e892da8749e53b12b6b383e939e047766fdd
Markdownf55217c82445c34d65d86fb79edf653c70a28e9041becd37596794fd2df8b4bd
PDF
Publication pageeff7c52a743b09b4a8fafeb1eb6ed32a7ceae95f9c343be3d690dd936f486db0
Manifest7b98220f74dc54068a76ed462444cfd1ae6630ce128efa5c6773a88d33d7fcf3

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
SignatureQwmv7j9j1UjzReWkeKdb1EbFZ4nHn4wpWqHWB2FCXWFKqIpwjlY6a9GSu8qMmFKfTZfVptjxdjPMix3qDWppCw==
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

2026-09-17T12:01:51.632305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017874
observed eff7c52a743b09b4a8fafeb1eb6ed32a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.617212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017874/manifest.json
observed 7b98220f74dc54068a76ed462444cfd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.600140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017874/publication.md
observed f55217c82445c34d65d86fb79edf653c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:51.583206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017874/publication.txt
observed edb99fc36f0c520a32b163e9e720e892...
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.