OpenTechnical

OT-2026-000085606

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000085606) never changes.

Identity and time

Publication numberOT-2026-000085606 · never reused
Internal UUID01a0ae99-aaad-745a-926b-689964906eba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085606
StatusPUBLIC

Content hashes

Canonical text1534217722c5ace412ed2d631523d217caeb3cd91a590f05e84176c53bb0f824
Markdown747ffc08b64d6695a23ccf8d6bd95fdb64f3544794fea0a39e8cdf66fbcfeefa
PDF
Publication page277c0508513e13bb28e9a18f5f4d7e8b02acf2efbc858c83d9bdbd1573db6305
Manifest7ccf2ae0bb3631b0d5bebddea92874dfe0f329617bbc987f1dc05e0199f0b15f

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
SignaturelScBqdVVOl0CYqF5PGDm9I7uuy4R6C8Gi+9wdg5pGz1OoGhKSsSQJWJo4aYhTR5TkaD8efbZhlCnOePK0T8PDg==
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

2026-09-17T09:54:29.078969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085606
observed 277c0508513e13bb28e9a18f5f4d7e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:29.059995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085606/manifest.json
observed 7ccf2ae0bb3631b0d5bebddea92874df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:29.040905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085606/publication.md
observed 747ffc08b64d6695a23ccf8d6bd95fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:29.024183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085606/publication.txt
observed 1534217722c5ace412ed2d631523d217...
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.