OpenTechnical

OT-2026-000076564

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000076564) never changes.

Identity and time

Publication numberOT-2026-000076564 · never reused
Internal UUID01a0ae94-b06d-7d0d-ba52-76bbac0ad3f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076564
StatusPUBLIC

Content hashes

Canonical text582c58537d2229174dea1ab78860e42adfb1ed14788f76137b74017c7303db3b
Markdown2c493cceb105d17673bba31e6acd1505291123fee85907c1927e9007e70bf89b
PDF
Publication page877fe036468f74df134895cc241b09baa79a9d9149f3f64576bf244f1ceac286
Manifest2ca5524228e1559df0ca43f2b48e568f440841aeb9372c0b8c3dce3e5aba9d21

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
Signature3xWB0OJlyUMnIo5E6ny0C0pPkLTUCNzSvzOnMw97C1H7XpOsWkeGGhZEcWyH4V+9nI6YpveHQYN7rBrLzA8CBQ==
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

2026-09-17T10:09:16.948502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076564
observed 877fe036468f74df134895cc241b09ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.928607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076564/manifest.json
observed 2ca5524228e1559df0ca43f2b48e568f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.907158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076564/publication.md
observed 2c493cceb105d17673bba31e6acd1505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.887350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076564/publication.txt
observed 582c58537d2229174dea1ab78860e42a...
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.