OpenTechnical

OT-2026-000076524

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000076524) never changes.

Identity and time

Publication numberOT-2026-000076524 · never reused
Internal UUID01a0ae94-6a71-7bcd-bb21-4bd4f8896c20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076524
StatusPUBLIC

Content hashes

Canonical texte00d6d08df44ceaa30f370c635c4d6a3e2956604c32178f8022dae2fe583a115
Markdown68c25eec7a4339f75b3d681fa555ae5f3e7cec9339f84e000351489265863d38
PDF
Publication page9a3b936ead47d74c41c492c4cde8dcaabe052a52f7da3b19e8a14809a2d8a260
Manifestaa7a4a9e75d276e0bb617b3c7efa140a3a769ebcaba1deb7d8f11c3dc2be9d15

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
SignatureWTCpKeBr8XtPKI+7UQhRuIQRszzdvZxnjo+8dsKUrdZOuUiz7SjBrTx94TmM7UTPMQ3qq2hcNlMADJnf2EMWCQ==
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

2026-09-17T10:12:51.467550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076524
observed 9a3b936ead47d74c41c492c4cde8dcaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:51.447643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076524/manifest.json
observed aa7a4a9e75d276e0bb617b3c7efa140a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:51.304158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076524/publication.md
observed 68c25eec7a4339f75b3d681fa555ae5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:51.284902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076524/publication.txt
observed e00d6d08df44ceaa30f370c635c4d6a3...
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.