OpenTechnical

OT-2026-000052099

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000052099) never changes.

Identity and time

Publication numberOT-2026-000052099 · never reused
Internal UUID01a0ae83-e78f-7efc-abfc-77ba5d50eeb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052099
StatusPUBLIC

Content hashes

Canonical text38ae2eed7f583a55c4551022371414e84b8de370a3bf52bf476d832d359238e6
Markdownf0b595f15bc7ca4d97974be157b1dc345ec8e337400e92c970f54fc79e036ee2
PDF
Publication page66a9948449ea5a8bf0a573893eb59042729dfcb8c2735601b4885af1a2c2ea2a
Manifest58f5b07485fb317bddb94724de6fa414beb8192fca94aa290e8b927a4fc239e2

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
SignatureLWGeeReP45OTIS7aTaluB7rabUJM0IGzlS2kLs8HmlYQ4qk52HhWGXgDiE8LaXKLEm0M8VoNBlpFvl6sArPTAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:38.118244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052099
observed 66a9948449ea5a8bf0a573893eb59042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.100453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052099/manifest.json
observed 58f5b07485fb317bddb94724de6fa414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.081016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052099/publication.md
observed f0b595f15bc7ca4d97974be157b1dc34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:38.062577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052099/publication.txt
observed 38ae2eed7f583a55c4551022371414e8...
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.