OpenTechnical

OT-2026-000094231

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000094231) never changes.

Identity and time

Publication numberOT-2026-000094231 · never reused
Internal UUID01a0ae9e-92cc-74ca-aa17-098b2ee54577 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094231
StatusPUBLIC

Content hashes

Canonical textafadd6a2460989f3ada75732f35b44bc5d559c0a09edf9a2be551eba772a6a36
Markdown8ce8855297bd59ba2564c7663a94f812e07fdfb74c5d98bc6cef52562f2d3fb5
PDF
Publication page06107fbd90dbd2cc48cff2a436745b01b664f891151ea236cc7638bf5cf3540a
Manifestb893f042be8770b26b4aa8a41e412c24d9e425c5eea10d5cb002016428f324f3

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
SignatureVuybyUKktYVr+KVyUvV0tCnqDo/cVRZ5frLAZCQID62qcvizg1/6VEJSm5zW4chvf7bq30eXq76AH/yze1O7Bw==
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

2026-09-17T09:38:42.560094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094231
observed 06107fbd90dbd2cc48cff2a436745b01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.542436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094231/manifest.json
observed b893f042be8770b26b4aa8a41e412c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.524531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094231/publication.md
observed 8ce8855297bd59ba2564c7663a94f812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:42.507716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094231/publication.txt
observed afadd6a2460989f3ada75732f35b44bc...
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.