OpenTechnical

OT-2026-000069279

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000069279) never changes.

Identity and time

Publication numberOT-2026-000069279 · never reused
Internal UUID01a0ae90-b528-79bd-a072-b4269cee46a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069279
StatusPUBLIC

Content hashes

Canonical textd341323d04fcbb6138dc791cf60567706b7672b65eede92be4505acc85376ae1
Markdown5c4801ddfc06c08c37819f46fdb3afc5b6416b01d7513fb5e5f635376a60d43d
PDF
Publication pagebf3bd6216bd7b4b6415133d4ede416811b00d1281ea4f2f75222c4016e457bf6
Manifest4c84ce204c4a7b7dab38ecb77ddf7a2fcf24dc487d62a35a6f3b4018168a331a

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
Signatureck3XUhyusb2GhhWBA/RwIDovJXUfdrE04MzSOkd8XUkFe6EpoZ2qZtD/RasszEKExnkEu02tLkVU2dNAcGDhAg==
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

2026-09-17T10:27:21.785323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069279
observed bf3bd6216bd7b4b6415133d4ede41681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.769374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069279/manifest.json
observed 4c84ce204c4a7b7dab38ecb77ddf7a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.753441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069279/publication.md
observed 5c4801ddfc06c08c37819f46fdb3afc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.736381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069279/publication.txt
observed d341323d04fcbb6138dc791cf6056770...
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.