OpenTechnical

OT-2026-000076628

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000076628) never changes.

Identity and time

Publication numberOT-2026-000076628 · never reused
Internal UUID01a0ae94-b06e-7520-9b35-86a187ce7c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076628
StatusPUBLIC

Content hashes

Canonical textc8b6eded1bf527906878d940cd74488e09d200a82edc3b9ff37882fbac982167
Markdown38394d76a9dae3329d33e784cf73edc63fb02088f2cc98ffb613bfe09852b1d5
PDF
Publication pagea084af9df4d4386d721d780ccd9638859c9c9785fceb67df4d1eb0b129e8596e
Manifest0b9ad97137f71c9fd338ca8c3659145e93e1be62ef2df6cc5cea877f4260c32d

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
SignaturesDq1HSf7b2rEs4t2Oj8k5ZMvhNpzsLMnAY0eSCygRreaILS7Fy1YIUM8tCfLLaAX30IqZ03li7MD0xOqC0Q7Cg==
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

2026-09-17T10:09:21.654241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076628
observed a084af9df4d4386d721d780ccd963885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.636112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076628/manifest.json
observed 0b9ad97137f71c9fd338ca8c3659145e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.616744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076628/publication.md
observed 38394d76a9dae3329d33e784cf73edc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:21.597201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076628/publication.txt
observed c8b6eded1bf527906878d940cd74488e...
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.