OpenTechnical

OT-2026-000078093

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000078093) never changes.

Identity and time

Publication numberOT-2026-000078093 · never reused
Internal UUID01a0ae95-6e8c-70b7-8fcd-f5c5415c95f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078093
StatusPUBLIC

Content hashes

Canonical text747709379752f0ecb6c234ea0f5be31d9c5c60a35ab35aa05b4c407e1b86396c
Markdown1b421b3bcf094c2304b38da4f73dd80c0979195405a0ab4b7452cbb581c9d1fe
PDF
Publication pageed1087d1ad4d3c9517a36b48f0226d63f20a8b6bc36dc2c12a7b48ec843e4bf6
Manifestce9c52edca1a64c6496997e23bdc091a2ee39671293686ccdeddfaf9bea897b0

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
SignaturepIyN59kphRhc+FA2uEqM6KZoPbvi2zcjo/hdqVHDp9IR28ENrmNZkdrN8bc7qNgf1Q8rwdFO4d4+O1/JIyZjAw==
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

2026-09-17T10:06:48.104514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078093
observed ed1087d1ad4d3c9517a36b48f0226d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.084814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078093/manifest.json
observed ce9c52edca1a64c6496997e23bdc091a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.066355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078093/publication.md
observed 1b421b3bcf094c2304b38da4f73dd80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.047367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078093/publication.txt
observed 747709379752f0ecb6c234ea0f5be31d...
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.