OpenTechnical

OT-2026-000033274

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000033274) never changes.

Identity and time

Publication numberOT-2026-000033274 · never reused
Internal UUID01a0ae75-4845-73d9-91e2-d46bcb90dd63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033274
StatusPUBLIC

Content hashes

Canonical textc60aece82064dcf670d66035b231f17b322cd3427f5afdacf707db1f54ef8e6c
Markdown1e380cfe68ad008677728d44a2d54d84b1ee754c96508e8143bde193e95456de
PDF
Publication page3bc938cd60414c377b3ef1e193d108818e9fd472b86361ef519f54088738bf74
Manifest31e7e35e088b785b6b6fc1f4695f7a36b2a8c49dc59d965c27c0f25d2e3b251d

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
SignatureQSGK6DneiEDu6uAkRIU55xv6+psY6IVTAO6d+KW5E5Q2GEuXgkJH9YfBaiRy1k7BefH+977vIiVYfBp3AjCUDQ==
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

2026-09-17T11:32:59.519232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033274
observed 3bc938cd60414c377b3ef1e193d10881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:59.502555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033274/manifest.json
observed 31e7e35e088b785b6b6fc1f4695f7a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:59.485278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033274/publication.md
observed 1e380cfe68ad008677728d44a2d54d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:59.468324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033274/publication.txt
observed c60aece82064dcf670d66035b231f17b...
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.