OpenTechnical

OT-2026-000042659

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000042659) never changes.

Identity and time

Publication numberOT-2026-000042659 · never reused
Internal UUID01a0ae7a-c0ce-72fb-9964-65a93873250d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042659
StatusPUBLIC

Content hashes

Canonical text4043a15b855131dfd2b247a680130f63d25a89d2dd6f3efde72b06bfdd84b739
Markdown9fab2c0b9f506fdc65560011fc8b98243a92b6f592123d84d3e42488d580c9ae
PDF
Publication page6e5ae3d95ec39f3a5def65ce0f3af799d8bbdb3de2ebdb5c0f91496fdaaaf5e6
Manifestc3396363bb3f5614ab9a8b5c2b2f61d7ca035b2c4744ae14db6075182c8fe0f9

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
Signature4IfyxhtVKE3J6FxY/Xdac9l6rgMV4LFCcdMz3+hJtrskTbWBVzfrckYRnI0z3F14F5QlOrrMvHY5mx7UIzMICg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:15:00.174711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042659
observed 6e5ae3d95ec39f3a5def65ce0f3af799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.156385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042659/manifest.json
observed c3396363bb3f5614ab9a8b5c2b2f61d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.138773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042659/publication.md
observed 9fab2c0b9f506fdc65560011fc8b9824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:00.120103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042659/publication.txt
observed 4043a15b855131dfd2b247a680130f63...
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.