OpenTechnical

OT-2026-000073957

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000073957) never changes.

Identity and time

Publication numberOT-2026-000073957 · never reused
Internal UUID01a0ae93-2b8e-7169-bdc5-2835e042fe80 · 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-2026-000073957
StatusPUBLIC

Content hashes

Canonical textf946a79c2b3fd74d551f0b5763bb2a1a9c0d51aa29f2c48d46ec2e6ae9216a6f
Markdownd31e96d69d07d10cabe5f79fac5fcd5a2679b6447cd5ac0e49e07589cffa995d
PDF
Publication page855daeab0d41cdb08a9a6a59ccede9a102db20fe68bf5be2745c97464b6013bb
Manifestca3d13ee758a20306965a103ad8ccfa12b71563d5a41705555cab286f6c02903

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
Signature+FK/WsRyBB2RUUtY6snAEVw1nGqulMHrFxTKpyuFzaXHLtTKdh5bwUJfQp5qhkacWgOTWuzOWZDqB/W+rb+ABA==
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

2026-09-17T10:20:14.924687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073957
observed 855daeab0d41cdb08a9a6a59ccede9a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.906595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073957/manifest.json
observed ca3d13ee758a20306965a103ad8ccfa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.885934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073957/publication.md
observed d31e96d69d07d10cabe5f79fac5fcd5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:14.867769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073957/publication.txt
observed f946a79c2b3fd74d551f0b5763bb2a1a...
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.