OpenTechnical

OT-2026-000035550

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000035550) never changes.

Identity and time

Publication numberOT-2026-000035550 · never reused
Internal UUID01a0ae76-b4c5-7ff7-91b8-905b58df0a60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035550
StatusPUBLIC

Content hashes

Canonical text1ddca6ae84691c4e5744188a02778bb282fdae7957146574575fa6d39335d280
Markdown1144763afefbc9294903bdf03956b465df521cbe58f3a35f1312571664e4a0f8
PDF
Publication pagee22fc6c32d15c05c562761df890f0decf593ab18908dc5d7239dcee07d0719b7
Manifestaa39d810a8395d41325222b9f2902b64009693bb399c4949057cedefef86a10d

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
Signature98SyWkpHxzTmmG3uJSQBLT0fvIPV1L64yrWKJm5vptycfqPZAm5+gxWrCsGFl8eOC6H/h7OjwVvly8BQ61yzAw==
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

2026-09-17T11:27:03.788665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035550
observed e22fc6c32d15c05c562761df890f0dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.767244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035550/manifest.json
observed aa39d810a8395d41325222b9f2902b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.748466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035550/publication.md
observed 1144763afefbc9294903bdf03956b465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.720859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035550/publication.txt
observed 1ddca6ae84691c4e5744188a02778bb2...
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.