OpenTechnical

OT-2026-000069309

Publication integrity record

Two cup 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-2026-000069309) never changes.

Identity and time

Publication numberOT-2026-000069309 · never reused
Internal UUID01a0ae90-b528-7513-ab71-15cd3e38e98e · 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-2026-000069309
StatusPUBLIC

Content hashes

Canonical text90263431c23d313ce292ffe4a4a243afcb51af19fa6c802f6819727c1442aa99
Markdownc55702bd88c893f1a7c8c98955074920e4d03f78f39475e945e382ca1a143003
PDF
Publication page7be8234d40fa90751f475a4389eae0f0cd1dc18cb2708265ed6c5b70ba616646
Manifestb413febc1263c670e19cda0a4fa2c32660e2d8fbc27551fcbb5db32d63675e84

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
SignatureSF+Qh17IK2PVOB7ldP+rgFirZUV75OFA6lLubHXFe/r7eKLYUyS6Nbxilp6Ed+z9pQLTgbZ8kGX2betJPLWxCA==
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

2026-09-17T10:30:04.229823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309
observed 7be8234d40fa90751f475a4389eae0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.211712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/manifest.json
observed b413febc1263c670e19cda0a4fa2c326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.188106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/publication.md
observed c55702bd88c893f1a7c8c98955074920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.168694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/publication.txt
observed 90263431c23d313ce292ffe4a4a243af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.831870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309
observed 7be8234d40fa90751f475a4389eae0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.811461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/manifest.json
observed b413febc1263c670e19cda0a4fa2c326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.793662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/publication.md
observed c55702bd88c893f1a7c8c98955074920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.777227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069309/publication.txt
observed 90263431c23d313ce292ffe4a4a243af...
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.