OpenTechnical

OT-2026-000008113

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, 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-2026-000008113) never changes.

Identity and time

Publication numberOT-2026-000008113 · never reused
Internal UUID01a0ae6a-908c-73d8-b3b9-3287f9b026c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008113
StatusPUBLIC

Content hashes

Canonical text3733b7aff3768456ea4d87bff51ebcc9692e01c5e90e3b4f558dcb8765a856e1
Markdownd1baf3a54f7a3fef4186bd5107a59851283e5acc0006d12fc1975be6ade3d119
PDF
Publication page9f3245694676ec78d1cb4d52d641c4769b529e1f67d9dc878361b6a57ce89aa1
Manifest3ac4791df7ca1599a2ce1eb1934e37abddf8a54849279a53e611fe7c36f7a55c

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
Signature2YMuqOpCysajguIaitx53TShWmz9gClDBwplSsdAc1+tWop5hkUCYdXiC/hooCE87OXzEpnqm1FQ34/se3K/BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:25.824879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008113
observed 9f3245694676ec78d1cb4d52d641c476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.807078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008113/manifest.json
observed 3ac4791df7ca1599a2ce1eb1934e37ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.789705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008113/publication.md
observed d1baf3a54f7a3fef4186bd5107a59851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.768390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008113/publication.txt
observed 3733b7aff3768456ea4d87bff51ebcc9...
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.