OpenTechnical

OT-2026-000041007

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000041007) never changes.

Identity and time

Publication numberOT-2026-000041007 · never reused
Internal UUID01a0ae79-b10d-7563-9de4-d88865aba202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041007
StatusPUBLIC

Content hashes

Canonical textb94dc5c9449d9ff8b6662d4f1eece952098c6f936ddc6225d9dfcfb3839cb286
Markdownfa2651f88b20dc625b3c8c6be70ae13a98daa86a609d4a66c7d01f16c651475d
PDF
Publication pagecc3890c71421145af577bb949372ed0252a8344fc3c23c5a4a830a48e82a126c
Manifest15486c2e55df7c4cb2fd8d926e374873a0a0c5656c8b5c74eb59db8c57708331

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
Signature0px/x1hs6OHvfW/s6R/nSEfgmvRtjTcncb9sQUXcop8Sx5pkPkBIvvywFK+JHXTDoYVmpQDWjFBeldmDWzx+DA==
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

2026-09-17T11:16:54.778983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041007
observed cc3890c71421145af577bb949372ed02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.761891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041007/manifest.json
observed 15486c2e55df7c4cb2fd8d926e374873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.745523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041007/publication.md
observed fa2651f88b20dc625b3c8c6be70ae13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:54.728421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041007/publication.txt
observed b94dc5c9449d9ff8b6662d4f1eece952...
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.