OpenTechnical

OT-2026-000069291

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000069291) never changes.

Identity and time

Publication numberOT-2026-000069291 · never reused
Internal UUID01a0ae90-b528-7f3c-a8a0-e7a6378fb1e6 · 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-2026-000069291
StatusPUBLIC

Content hashes

Canonical texte8de366e38f1486411e1926d4dac59f6409b15b9b10b26c896c4a219aed27cc7
Markdown1edc5ee5632e5018b7c88da109eb724f474db9aa454bcd8c44262fe6fcca7525
PDF
Publication page7c878b5ab7d91f79089406fbfa4ab5f5714a5bfe406d4cd3540442cb9533bef2
Manifeste7f5f14a72f67cdfe18d75787eeb05c568f72819f083fba67b344b78dd5fd872

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
SignaturerOAO3p2q9qqo1+WWnHqc3Tu2X6YqfwgDlO7pRR9fhRQ2j6mXdabtEUyC7H5khwRZgVor5k3Ht/6ppT0RT8K1CA==
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

2026-09-17T10:30:02.645657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291
observed 7c878b5ab7d91f79089406fbfa4ab5f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.625602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/manifest.json
observed e7f5f14a72f67cdfe18d75787eeb05c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.604932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/publication.md
observed 1edc5ee5632e5018b7c88da109eb724f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.584082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/publication.txt
observed e8de366e38f1486411e1926d4dac59f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.514188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291
observed 7c878b5ab7d91f79089406fbfa4ab5f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.495334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/manifest.json
observed e7f5f14a72f67cdfe18d75787eeb05c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.477651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/publication.md
observed 1edc5ee5632e5018b7c88da109eb724f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.457975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069291/publication.txt
observed e8de366e38f1486411e1926d4dac59f6...
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.