OpenTechnical

OT-2026-000022602

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000022602) never changes.

Identity and time

Publication numberOT-2026-000022602 · never reused
Internal UUID01a0ae6f-f4ff-7df1-9c8d-fe0f7a20df07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022602
StatusPUBLIC

Content hashes

Canonical text0e3c49876d620d65a628743da1ffa22487c4c360471952522b580cbc98abd582
Markdown2d6e942722c70263296dabbdd1834390aa53c5780ec94800f745b4315c8da636
PDF
Publication page6ca8731b5e15f82efd90edb79c9aeff6a42dbcc71d7ac50757a0ffc514793020
Manifest4af9d89bb5bf60494ec6d69e76da7a2eabe11fa2bbb4f34bb5f468f2c6c7143d

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
SignatureIR3qU1RD+FOBboToiRbcPkwGPZz+LYEDtmxzsZUGYrVIDhhQSPjOmapiUHtguh7X0A7/wIU/nrMDC+fAW20jDw==
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

2026-09-17T11:54:02.998704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022602
observed 6ca8731b5e15f82efd90edb79c9aeff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.981636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022602/manifest.json
observed 4af9d89bb5bf60494ec6d69e76da7a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.963929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022602/publication.md
observed 2d6e942722c70263296dabbdd1834390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.948012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022602/publication.txt
observed 0e3c49876d620d65a628743da1ffa224...
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.