OpenTechnical

OT-2026-000101320

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101320) never changes.

Identity and time

Publication numberOT-2026-000101320 · never reused
Internal UUID01a0aea3-c379-75ec-a509-af11b6229119 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101320
StatusPUBLIC

Content hashes

Canonical textb76db252094cfac11412d7bcf111f40fffcdcada485b4df0a1e4e598402d207e
Markdown8248f6b710f0955dcb71aee18804568231bb4729573c7b8f0ed58d0ead7adce0
PDF
Publication pageb612c45bf47738314a8a1ad18bcbca9e90e4ce6d1362a0a41a0a99c4dddd42f1
Manifest561d04dcfb31391e379888fa6363e12ad986d7c7e0b4380564e2d59d0b8ec9d2

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
SignaturevHRxMWvJy63bWTdwEXj3wNmDfiDa6JeTJxXK0j2klDmf6Ixsr6naYV+w9NiYDQjXspTkUPh5fBtqecxRYfupAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:00.523883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101320
observed b612c45bf47738314a8a1ad18bcbca9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.506632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101320/manifest.json
observed 561d04dcfb31391e379888fa6363e12a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.488722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101320/publication.md
observed 8248f6b710f0955dcb71aee188045682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.470824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101320/publication.txt
observed b76db252094cfac11412d7bcf111f40f...
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.