OpenTechnical

OT-2026-000070342

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000070342) never changes.

Identity and time

Publication numberOT-2026-000070342 · never reused
Internal UUID01a0ae91-545e-765c-9190-7503449bf9ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070342
StatusPUBLIC

Content hashes

Canonical text4002dd53698f88282d334cf22daa791cc157ff7b6eeeae081cf9cc2cc869203f
Markdowncadf3bbec42c0c39251b4f344c51ee5d0e610ed677ec5c728f06e96ba1a48659
PDF
Publication pagebb3e07e8ac50bca9fa79136dfc12c7b6046d3681aaa7f84b3c283fb5df9b5d49
Manifest0098c062a499e4f9f18de09187c9220398d9a6046b2637dc9cbbfd574f88ff88

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
SignaturefDI8M+DIGrUio8at0cCsCfkVKo18H1pT3IEf+sZa7u8D3QUL1m0cM74C6rOoSxA8PmukkFZ2hf40MOQ2EoS7Dg==
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

2026-09-17T10:26:08.204850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070342
observed bb3e07e8ac50bca9fa79136dfc12c7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.189382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070342/manifest.json
observed 0098c062a499e4f9f18de09187c92203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.172714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070342/publication.md
observed cadf3bbec42c0c39251b4f344c51ee5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.156697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070342/publication.txt
observed 4002dd53698f88282d334cf22daa791c...
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.