OpenTechnical

OT-2026-000041807

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000041807) never changes.

Identity and time

Publication numberOT-2026-000041807 · never reused
Internal UUID01a0ae79-e8a4-7a22-856d-e6526984efda · 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-2026-000041807
StatusPUBLIC

Content hashes

Canonical textf32151aefdb6de60d282b2f3615d1ac6c3517f62f5a0d2d2027d5969a4439c86
Markdowncc5704cee28c17b4f901f2c9ca797f81821e1e65889c859217222b9f1a341edd
PDF
Publication page42846e977bc5c1523b45f185a082b8086d41082dd2463bc815c80cb5aabb48a5
Manifest32e706d22bbddd91d050e8785814e68d4f7b583280cb0e122027d12651ea4a9f

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
Signature2Zqwsvs9RcI/gx2lqvJ6UT+HLQfWq1HQnjtmG5XKbBkuaV+kW9E2CkuD1UYXECnRZTp59Tfc7b3DhbrscjkBCg==
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

2026-09-17T11:16:40.016873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041807
observed 42846e977bc5c1523b45f185a082b808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.999111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041807/manifest.json
observed 32e706d22bbddd91d050e8785814e68d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.983063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041807/publication.md
observed cc5704cee28c17b4f901f2c9ca797f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:39.964982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041807/publication.txt
observed f32151aefdb6de60d282b2f3615d1ac6...
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.