OpenTechnical

OT-2026-000026084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000026084) never changes.

Identity and time

Publication numberOT-2026-000026084 · never reused
Internal UUID01a0ae71-a840-7f5d-bd89-424f76e84203 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026084
StatusPUBLIC

Content hashes

Canonical text3a96fe45f411794f20a19064ddeb8ac9308a91fea0d5b222570d53034116fdb7
Markdown25f5dc2505eae1a78300a1fa63b5635a3c36ae143a29a21011a85f5806fcc443
PDF
Publication pagedec54a1a97f7862210fac3614c911abcf7b019e0e95424b3293bd67eab7dc274
Manifest2c2956b6cdbd6170b43a0071d9c5fb785fcac0007330e3ff8b73e960068e6934

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
SignaturedxpBBQbwCKG7Mqa+MvY6AM1TtVMK9b5F6Sd1ZKtUyIVapxQrzkBhf8mX8UioOwXBUSKktcQRHB73+yLLklb0BA==
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

2026-09-17T11:46:34.961674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026084
observed dec54a1a97f7862210fac3614c911abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.942710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026084/manifest.json
observed 2c2956b6cdbd6170b43a0071d9c5fb78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.925939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026084/publication.md
observed 25f5dc2505eae1a78300a1fa63b5635a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.908983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026084/publication.txt
observed 3a96fe45f411794f20a19064ddeb8ac9...
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.