OpenTechnical

OT-2026-000034364

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000034364) never changes.

Identity and time

Publication numberOT-2026-000034364 · never reused
Internal UUID01a0ae75-df0e-7bcf-b143-25a6ff0b7f58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034364
StatusPUBLIC

Content hashes

Canonical textdb4f17f5fc23f8ee6c7b6adc298ecdd38c9683aac150415c972e73f703bd66df
Markdown2d5d224676753313e2a374e775e26b10d79b6438c333294bec68806cbe006c4e
PDF
Publication pagea17c641a2faf07971d13859e0cd9e0758930ea0bcc7213ba26aba7866352ad68
Manifest34fb93022f34f7a925a3152634bacca43820226e2ec2fb1b5194bab75047d0e9

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
SignatureaCA8rOxzZAAxZha4jiDo/8i6lsCkCXw2XlDe4YRSx+wRy7LaiE+SZLpbQZeZCFoWBqz8pYaH5e5aE3Negu7VAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:04.192313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034364
observed a17c641a2faf07971d13859e0cd9e075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.174696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034364/manifest.json
observed 34fb93022f34f7a925a3152634bacca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.156766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034364/publication.md
observed 2d5d224676753313e2a374e775e26b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.139251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034364/publication.txt
observed db4f17f5fc23f8ee6c7b6adc298ecdd3...
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.