OpenTechnical

OT-2026-000018277

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000018277) never changes.

Identity and time

Publication numberOT-2026-000018277 · never reused
Internal UUID01a0ae6e-b488-7d49-9f50-961679b21275 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018277
StatusPUBLIC

Content hashes

Canonical text62d17c7a45c046277337077938134f5ccc64bd284bf9ffeef091d108e15c33e4
Markdown57755c82fdd5f7ff6c7e93e6963d08b98a26c321804e7ddca96a7c1969cdadc6
PDF
Publication paged0771618498777336269cac52207984a070aeccfeffa3ae4136b7fe07a5bb2e7
Manifest4b5870cd2774506f5ca759269d224802d626564784d20d51aad48b40a4797868

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
SignatureS1IBBBJotpiBZm+ZHzydzMAk5+GhWMiW1ijRQ2MrHhnk1qd90B+CDrMIht7QK2Xt/m1SYLkf5+dzGA5mN0wWDQ==
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

2026-09-17T12:00:07.917156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018277
observed d0771618498777336269cac52207984a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.890979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018277/manifest.json
observed 4b5870cd2774506f5ca759269d224802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.859738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018277/publication.md
observed 57755c82fdd5f7ff6c7e93e6963d08b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.833894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018277/publication.txt
observed 62d17c7a45c046277337077938134f5c...
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.