OpenTechnical

OT-2026-000041634

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000041634) never changes.

Identity and time

Publication numberOT-2026-000041634 · never reused
Internal UUID01a0ae79-e8a0-71e5-b19b-dd291ff84af7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041634
StatusPUBLIC

Content hashes

Canonical text5908fc48d1bbef602157d5114a226e3b843d438050d6d5e7a3583bf7097f0933
Markdown7dc660d584973493d13645414104138869ffb26740df19752d35d528bc9ccc1c
PDF
Publication pagea48b435fc0d839406bf4a041245590526a7769991b79ac1444d7c43f771aa1a0
Manifest2568b732052e955cf1ca2a9370ffe1418dc72b82158b3492231e17b21d18fb42

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
Signature1wHmoXscKUDzogGcHUU6U/p0Uo5JO8huv3EiK5IwM7gIqEq03WGC68qD3KKAK+qPpTTX6SIYY5/nyETLiBVDAw==
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

2026-09-17T11:16:26.004642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041634
observed a48b435fc0d839406bf4a04124559052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.989774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041634/manifest.json
observed 2568b732052e955cf1ca2a9370ffe141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.974011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041634/publication.md
observed 7dc660d584973493d136454141041388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:25.956681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041634/publication.txt
observed 5908fc48d1bbef602157d5114a226e3b...
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.