OpenTechnical

OT-2026-000075826

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000075826) never changes.

Identity and time

Publication numberOT-2026-000075826 · never reused
Internal UUID01a0ae94-29fe-7801-b7dc-ed7f8d83bfa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075826
StatusPUBLIC

Content hashes

Canonical text3fa1cbd91f26e0b802fdc0cf0f78f8b6c652965118476f01d1f895818e7e5d58
Markdownd08e83755e30be564495151ee12d94ca056609b7e50af502d374fe1d77fec543
PDF
Publication page3a584e18dbacfc915bef89b465e4127fc3d4e854407a009e268976c8a2074fb9
Manifest281e0460f218ab43f2436134c28320eebf67e8bb7d84fd932b180c24dc853533

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
SignaturesCcs+lAiVeY3unMpGldyQd18TnXOEj0bnUIdcCFqHX/brNuW+oc8YSfOsuTPmXNsPKUdG5lHl/GB+RyjBh9uDg==
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

2026-09-17T16:42:36.284544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826
observed 3a584e18dbacfc915bef89b465e4127f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:36.132830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/manifest.json
observed 281e0460f218ab43f2436134c28320ee...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:35.959261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/publication.md
observed d08e83755e30be564495151ee12d94ca...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:35.787270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/publication.txt
observed 3fa1cbd91f26e0b802fdc0cf0f78f8b6...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:14:22.559174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826
observed 3a584e18dbacfc915bef89b465e4127f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:22.540932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/manifest.json
observed 281e0460f218ab43f2436134c28320ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:22.512957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/publication.md
observed d08e83755e30be564495151ee12d94ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:22.494546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075826/publication.txt
observed 3fa1cbd91f26e0b802fdc0cf0f78f8b6...
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.