OpenTechnical

OT-2026-000065415

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065415) never changes.

Identity and time

Publication numberOT-2026-000065415 · never reused
Internal UUID01a0ae8e-46f8-7df6-ae99-04d2856ba969 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065415
StatusPUBLIC

Content hashes

Canonical text3f99b1f2bc39db866c779b4c881a0f54c1209bbf1cedd51deff4e086b6b8bef2
Markdownb05fc7fa7ea0ab037f9166a02f5e3216ae6c7854754b38a132081111ef38f0e7
PDF
Publication page2eb05bce213bb8b722ec5e117aa95241a0ce973f3ff36e126c1f5214e2b3adda
Manifeste52adf87b423083b29efb027a8874829a6d73edf19062a2515a46c9d5defdf46

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
Signaturemy4WyUE9NfZxrG5H01yktgaUd95/5lKEaOk2BKCPW1XxfVRWX+fkjgkALEeBw7gdNJcBfPH1PsqZ09CrNb/4Aw==
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

2026-09-17T10:33:40.859660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065415
observed 2eb05bce213bb8b722ec5e117aa95241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.841938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065415/manifest.json
observed e52adf87b423083b29efb027a8874829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.822614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065415/publication.md
observed b05fc7fa7ea0ab037f9166a02f5e3216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:40.804798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065415/publication.txt
observed 3f99b1f2bc39db866c779b4c881a0f54...
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.