OpenTechnical

OT-2026-000093729

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093729) never changes.

Identity and time

Publication numberOT-2026-000093729 · never reused
Internal UUID01a0ae9e-508c-782a-b865-0f315353aed7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093729
StatusPUBLIC

Content hashes

Canonical textc0642801fd1c16e741b77b3da1d62db005de42784788f497a358612ad9960ca4
Markdown63d6d8e23d15f1349a8892d79ffb17f90ee061ace98da4ec9bec90a8df74d831
PDF
Publication page56fbc71e99c11163c2f58dfe43617052ca0b1e6040a166f02c0757e39a9521e0
Manifest91c93b919bcd211f4ff661294ba4912166a5831443e05ded18cf809e6c742c81

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
SignatureMKBKW0b3CK9hovW8gYAPqkoQfvnuv9OJu6V/zq8NtTXGE5GX1/oApNii3/qv/roq3cqIJJCmBBfeXsth1PsXAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:48.198326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093729
observed 56fbc71e99c11163c2f58dfe43617052...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.178934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093729/manifest.json
observed 91c93b919bcd211f4ff661294ba49121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.159902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093729/publication.md
observed 63d6d8e23d15f1349a8892d79ffb17f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.141421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093729/publication.txt
observed c0642801fd1c16e741b77b3da1d62db0...
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.