OpenTechnical

OT-2026-000079371

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000079371) never changes.

Identity and time

Publication numberOT-2026-000079371 · never reused
Internal UUID01a0ae96-0b90-7d31-bcfc-c1b5c97c19a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079371
StatusPUBLIC

Content hashes

Canonical text030885a344b9d5c375ee40718c756567e9a2bf2e6ca3a876b686835fd2365220
Markdownab473411eb2505d5f10655167ed8fe9f66fa3010d5e6823a092a837b2eb6db21
PDF
Publication page9effd0118275fd6a87e95462deda9a43edb7f1a9b2eba8a502e358255195f550
Manifesteeccb38726528d5fd46ab4914786c07a89d934f066271b5879163efd574ea88b

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
SignaturemghdqSThUbZQbHNpi6Lnix3RaVB0xE3judlPe3n33tlgzoEOlA3FLZ2vxeQegIUqh/HMhXqfgMZN/zv5XUhKAw==
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

2026-09-17T10:04:59.447166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079371
observed 9effd0118275fd6a87e95462deda9a43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.426830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079371/manifest.json
observed eeccb38726528d5fd46ab4914786c07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.407185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079371/publication.md
observed ab473411eb2505d5f10655167ed8fe9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.388607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079371/publication.txt
observed 030885a344b9d5c375ee40718c756567...
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.