OpenTechnical

OT-2026-000015118

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000015118) never changes.

Identity and time

Publication numberOT-2026-000015118 · never reused
Internal UUID01a0ae6d-ef47-7de2-ad57-cc30adbe8186 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015118
StatusPUBLIC

Content hashes

Canonical text1e7d806a976b106c1d4d6645259d2bc85438cc748aeaa72ed1d215a6f1737649
Markdown5029d0b951d199583876f5bcbd517ae45ef707bfada34d439ae8431eba8421e5
PDF
Publication page7040f06263ab8f0042df7c9e77e5d866ecffd21dcbde51f2604c36189d5f98b8
Manifestaac1e12cb1e8a1d2d7c3125d1b3e16495e3b4c3ba8773921bdeb5781af7263ff

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
SignatureFKTI2SqRd8ump+aW0bqDFrXzmTJ+kxneA5v11L4KPvrgwXN1aRLb7Ag5Jn0RXHgkWhT3U9k1XscoREo/0cWKAQ==
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

2026-09-17T12:05:42.706877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015118
observed 7040f06263ab8f0042df7c9e77e5d866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.687912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015118/manifest.json
observed aac1e12cb1e8a1d2d7c3125d1b3e1649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.669396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015118/publication.md
observed 5029d0b951d199583876f5bcbd517ae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:42.651082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015118/publication.txt
observed 1e7d806a976b106c1d4d6645259d2bc8...
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.