OpenTechnical

OT-2026-000088011

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained 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-2026-000088011) never changes.

Identity and time

Publication numberOT-2026-000088011 · never reused
Internal UUID01a0ae9b-1aa6-7f97-ba93-da98bdf431e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088011
StatusPUBLIC

Content hashes

Canonical text1b73f39433b30f1461852bccbed8ccb1b079b538fa0078888be7d90ff37dbf91
Markdown0f58737cd63b0a6c0b3a49be7d26ddc39919a5642cf79750c2e0ba23d0799957
PDF
Publication pagedd1e7a4fcc3a2f5345234d643824b63db8986f86d1bd446f6df7688889301223
Manifestddb2f12b220defb4797db56794b4968edd769e12841b1d5a49e70cfb02b26307

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
Signature/8ot6jv/+8WmYkkxlPtwiwxKbCSdkKXboDUEVE63EuA/y+XOsntv+D2lZQY4GeuuwiRo4jNO1ZbssHQD8qNJBg==
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

2026-09-17T09:49:23.460554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088011
observed dd1e7a4fcc3a2f5345234d643824b63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.439317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088011/manifest.json
observed ddb2f12b220defb4797db56794b4968e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.420700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088011/publication.md
observed 0f58737cd63b0a6c0b3a49be7d26ddc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:23.401919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088011/publication.txt
observed 1b73f39433b30f1461852bccbed8ccb1...
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.