OpenTechnical

OT-2026-000040655

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000040655) never changes.

Identity and time

Publication numberOT-2026-000040655 · never reused
Internal UUID01a0ae79-6d0e-7d16-922b-b24b69f5293b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040655
StatusPUBLIC

Content hashes

Canonical text87324830fb0ded05c78ca8dce9b41796995ae2c7fc48cbef4a246b9d08797f0f
Markdown66654c8bf0ce43bfc7117fcef958cbc754f34e150dcc2a127760eb95c9a5090e
PDF
Publication page486ddd57b7f59b7454d47fb4353f46d0fdbf3c9b47281e70b9d1eb7e97113905
Manifestdbba2e7897b5e60a2de866efa6d2fa026d6af7ae5eb093d68f23aae0d77e5480

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
SignatureY6TtySUSW/GK9ubSEhrsI2jXjg48nmYsdk2iqxwCk/AqIw3MmW5UCLx0KlT4qVCVxi7DJIYtAB6m5IQhPzbKAg==
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

2026-09-17T11:17:50.608538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040655
observed 486ddd57b7f59b7454d47fb4353f46d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.589192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040655/manifest.json
observed dbba2e7897b5e60a2de866efa6d2fa02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.571465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040655/publication.md
observed 66654c8bf0ce43bfc7117fcef958cbc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.552475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040655/publication.txt
observed 87324830fb0ded05c78ca8dce9b41796...
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.