OpenTechnical

OT-2026-000066055

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000066055) never changes.

Identity and time

Publication numberOT-2026-000066055 · never reused
Internal UUID01a0ae8e-8dc2-7991-ab5a-1415e5a515a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066055
StatusPUBLIC

Content hashes

Canonical text14eb76772f45a3a0b498eb71e1a2cc8c846f2949e510c47daa1031295cf848f1
Markdown52b7d368a44b0a3acf804fa72009951a8acac6104f0228b304b067657a7c4bfc
PDF
Publication page5aa5a6f9d461e71e13510735c8f63dd5275a8a3ab4683f4f9326a516abbbb7b4
Manifest2afd75f91448fa705fa7b67a07abd55969941de2a87e9ed441904094dd7b554d

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
SignatureiExGyRv1z6MfoR5IPCnyGhqo3R8Q17J9N+cbKwBFo459q+FjQL9dGH1hzl783QwUDbKbB/mrRDAE2jYK05zrBA==
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

2026-09-17T08:50:40.589677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066055
observed 5aa5a6f9d461e71e13510735c8f63dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.572090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066055/manifest.json
observed 2afd75f91448fa705fa7b67a07abd559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.555830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066055/publication.md
observed 52b7d368a44b0a3acf804fa72009951a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:40.537323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066055/publication.txt
observed 14eb76772f45a3a0b498eb71e1a2cc8c...
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.