OpenTechnical

OT-2026-000082300

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000082300) never changes.

Identity and time

Publication numberOT-2026-000082300 · never reused
Internal UUID01a0ae97-4d95-7d6f-970f-928d4f572301 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082300
StatusPUBLIC

Content hashes

Canonical text447ddae27c9d43c097b1ee7e4a9de07b88c0f128923b1cbea91b2d04949ea4f8
Markdowncb9cf368a08a9cc22d8743b04c64cde64a4047fb1765b9db69e1c3d3c95abd45
PDF
Publication page7154eb97cddead2ea67420bc9539777952fcb6fda932facc312f6c6434573524
Manifest2746018b0be00599f2dddbb4d5463d7b272d0b22fe7adb3e22f4759dcba12a47

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
Signaturevugav/+Lr0sp7ypE+y9xIgcaV/DEg4w7T3VpVUqcV8xccTO3olQGvI0n6BoCWu30ZkuBVo0FZ0Ims9MemuxuCw==
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

2026-09-17T09:59:09.735101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082300
observed 7154eb97cddead2ea67420bc95397779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.717585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082300/manifest.json
observed 2746018b0be00599f2dddbb4d5463d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.700774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082300/publication.md
observed cb9cf368a08a9cc22d8743b04c64cde6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:09.683303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082300/publication.txt
observed 447ddae27c9d43c097b1ee7e4a9de07b...
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.