OpenTechnical

OT-2026-000073775

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000073775) never changes.

Identity and time

Publication numberOT-2026-000073775 · never reused
Internal UUID01a0ae93-2b8d-7260-ab34-937588e22ff0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073775
StatusPUBLIC

Content hashes

Canonical text8bf07431a65fc152c18325a88bc4e95189569b14cfee51d4698080c8b9ed2331
Markdown5e2217de07a9f259033ba08e631fb23a3df63250c93568dc084d5a7f525ffadc
PDF
Publication pagee5c1c782467d98e06dbd02eb88429c2fb354c6e46cb50d60b3f168cae8717325
Manifestbaba9856888e086bd662b9977d13c5d59bc173118f3669256591d0a32f8358c8

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
SignatureWEDF68gQrCRICttPw3sRzGoff3N5B8QY55zIBYIFsQKmx7jWZXnkKZUvbCPjPUyT4hbZj9Qc4k2frWxYxbAtAA==
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

2026-09-17T10:19:52.623399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073775
observed e5c1c782467d98e06dbd02eb88429c2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.606671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073775/manifest.json
observed baba9856888e086bd662b9977d13c5d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.587555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073775/publication.md
observed 5e2217de07a9f259033ba08e631fb23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:52.567395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073775/publication.txt
observed 8bf07431a65fc152c18325a88bc4e951...
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.