OpenTechnical

OT-2026-000069415

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000069415) never changes.

Identity and time

Publication numberOT-2026-000069415 · never reused
Internal UUID01a0ae90-b52a-7ee0-af6d-3ac431a437a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069415
StatusPUBLIC

Content hashes

Canonical text558dea0b7b7c9f97e5540a96b97e39312d1a31dbb0f2095ed50866108097097d
Markdown59dc038d9fa35b453c8bed5ed458cc10eae3d5a49c6003bea275db2eaca531fc
PDF
Publication page3d9c02b6b1ba66630904c6d4ddc38a03fa8bb01af80478d0cf6e4307d3e6a602
Manifest4f5b1e3b5c82ca24cae04f5ba5d382fd5505667849bccd4de5a654fff540109e

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
SignaturefnONqcJoMTXLAgKQ7AUTmPIwTxJboLlHkzltBZPG7W+zjuKR9o2LzsptUJfwhFb/oWTdXa3AHLQPm973OinIDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:20.876806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415
observed 3d9c02b6b1ba66630904c6d4ddc38a03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.857548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/manifest.json
observed 4f5b1e3b5c82ca24cae04f5ba5d382fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.841467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/publication.md
observed 59dc038d9fa35b453c8bed5ed458cc10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.821882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/publication.txt
observed 558dea0b7b7c9f97e5540a96b97e3931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.110514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415
observed 3d9c02b6b1ba66630904c6d4ddc38a03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.094357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/manifest.json
observed 4f5b1e3b5c82ca24cae04f5ba5d382fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.077312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/publication.md
observed 59dc038d9fa35b453c8bed5ed458cc10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.060083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069415/publication.txt
observed 558dea0b7b7c9f97e5540a96b97e3931...
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.