OpenTechnical

OT-2026-000078392

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000078392) never changes.

Identity and time

Publication numberOT-2026-000078392 · never reused
Internal UUID01a0ae95-7c28-77a6-8e30-a6304764f951 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078392
StatusPUBLIC

Content hashes

Canonical texta74086cf8f3cf06e73220e5ff3120708fe8d0ad6d2b0526da3b6b4454f144f83
Markdown5b88ff11163d2534374e8fa71844cdf35898cd6b365316b2353228c994febcc7
PDF
Publication page7009d40c1167cedf73279fee7c247453dade1814fdf2fe18d201d80cb10d3968
Manifestb6b94bfd41e11938d873c4ad398e4256767705e77c7a44ec328b4de65247bd81

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
SignatureSaUoo5UxOVs91Pw+AqT9fUJrBFBoiv+0zVaBah2Vk+VX8POv8aTsOys8YyKeqWH6ZrYlmW+MbXbI2OLZG3nPCQ==
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

2026-09-17T10:06:21.939253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078392
observed 7009d40c1167cedf73279fee7c247453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.920592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078392/manifest.json
observed b6b94bfd41e11938d873c4ad398e4256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.901685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078392/publication.md
observed 5b88ff11163d2534374e8fa71844cdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:21.881569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078392/publication.txt
observed a74086cf8f3cf06e73220e5ff3120708...
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.