OpenTechnical

OT-2026-000078992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after 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-2026-000078992) never changes.

Identity and time

Publication numberOT-2026-000078992 · never reused
Internal UUID01a0ae95-ccbe-77d7-a40c-73ffed2db4e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078992
StatusPUBLIC

Content hashes

Canonical text06de3759fc01f1fcdf84f3706786d1be4b8901eee733a1ec4811f6d91462b65a
Markdownb0cf309d2f73ce57e8c709f292f2908bdc1b36038ac53182430c26757fb340f7
PDF
Publication page9fe8d6cafff9de22f50714a37d50273e9f9bb4197b50e76e7a26953225d5c3f6
Manifestb9e7d4c24aa4c02fee313d05d5eb3807c6dd76878028968994d196b9476878f7

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
SignatureYnSsID/CI0ckZtSCeupUJZISjtbheRNdtQQpirp5kRc0DyLV2YXfpE1hxmVMLoAsMQb3sG+fTc0zJrJW7EdbDw==
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

2026-09-17T10:05:49.283960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078992
observed 9fe8d6cafff9de22f50714a37d50273e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.265196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078992/manifest.json
observed b9e7d4c24aa4c02fee313d05d5eb3807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.246507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078992/publication.md
observed b0cf309d2f73ce57e8c709f292f2908b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.227644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078992/publication.txt
observed 06de3759fc01f1fcdf84f3706786d1be...
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.