OpenTechnical

OT-2026-000082753

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000082753) never changes.

Identity and time

Publication numberOT-2026-000082753 · never reused
Internal UUID01a0ae97-8cc9-7190-b436-5d90d23dc8b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082753
StatusPUBLIC

Content hashes

Canonical texta7bbb3db41e24b3ce032d96da62943f58a2a35418c5035d51415147968a4eef5
Markdown61583e371cd60acd3746048f380edab6e0fe83105fbc1f97cd53968cf27175f1
PDF
Publication pageee52b0529784fc0d946c30df37d5c8b968bdfb542abdf424a5156e65a9b1dbba
Manifestcbb0361cbbaf38fdd74d835f439a23eacf0b46978a1cde01a24e1a98518c52ce

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
SignatureeUHS4py17P/XSDNFoL56wUhHw2ukciApyZHsXdcedlOXEI6NNO3yAGyg4YJAD+BxbiukV0c9aiCS96YYugN4Dw==
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

2026-09-17T09:58:20.183648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082753
observed ee52b0529784fc0d946c30df37d5c8b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.165924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082753/manifest.json
observed cbb0361cbbaf38fdd74d835f439a23ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.148282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082753/publication.md
observed 61583e371cd60acd3746048f380edab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.130275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082753/publication.txt
observed a7bbb3db41e24b3ce032d96da62943f5...
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.