OpenTechnical

OT-2026-000058650

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000058650) never changes.

Identity and time

Publication numberOT-2026-000058650 · never reused
Internal UUID01a0ae88-f39d-72ee-878a-5afa5542a4f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058650
StatusPUBLIC

Content hashes

Canonical texteca8344be7fa26e17aac365666b63bd59daf7794230c2e71582829f5c6d6e54a
Markdown6d0a75a6770e1f4f8939d0931aa2eaed277ba1c95b86a75242bde3058121dee3
PDF
Publication paged0054d9be402e97d5bcdc40cf75199cee62779d25d8d33f11430d038c9ebaf7b
Manifestd9a8c024d324ffe46d6ef284afdc60aa41e3ebee24042223a77f483fc270660d

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
Signature5T8GHdzRkfMgShiLysYGXeWsZmGR9snl3yzcGsVLmv44QQCiHSixycsrqA9tpLEVzY6e1loPV27WHsyeXVz1Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:09.760145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058650
observed d0054d9be402e97d5bcdc40cf75199ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.743121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058650/manifest.json
observed d9a8c024d324ffe46d6ef284afdc60aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.725089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058650/publication.md
observed 6d0a75a6770e1f4f8939d0931aa2eaed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.706108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058650/publication.txt
observed eca8344be7fa26e17aac365666b63bd5...
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.