OpenTechnical

OT-2026-000008183

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, vented before set-down

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-2026-000008183) never changes.

Identity and time

Publication numberOT-2026-000008183 · never reused
Internal UUID01a0ae6a-908c-7b90-89ea-1159552dda33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008183
StatusPUBLIC

Content hashes

Canonical text67bef31a05cbf32f079925709a6b40efa684061d4887303e1e05ea51d1f1306c
Markdown057aed82e5a97459a226dfc0bfeddddd02a03ae8d552dfc5f996514b682a85a7
PDF
Publication pageb6494bf06455ec45d8ac65222227f10d9a0d524df680c02c0396c838c35278db
Manifest155871516f973362b59687727f42cbdb01f42429c33fb8c34ed8456cdee45ccc

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
Signature2yKLHL+mW/uN5UPJHtZ55AjY0ndxwlfvb7crM5tFINzTprhPn+4OmpCFJpdzMvrcyxwHOXf0GETCeyW31HzdDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:33.059222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008183
observed b6494bf06455ec45d8ac65222227f10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.039930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008183/manifest.json
observed 155871516f973362b59687727f42cbdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.023064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008183/publication.md
observed 057aed82e5a97459a226dfc0bfeddddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:33.005999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008183/publication.txt
observed 67bef31a05cbf32f079925709a6b40ef...
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.