OpenTechnical

OT-2026-000093135

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line 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-2026-000093135) never changes.

Identity and time

Publication numberOT-2026-000093135 · never reused
Internal UUID01a0ae9e-0910-78e8-bac7-1e52d8739055 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093135
StatusPUBLIC

Content hashes

Canonical text237facca5b37647266cf5271b99b109a30fa19facf07229824abe21d0fb05600
Markdown3dbccddeb02a5fe9b8b7a771e8831838064c4e91e4a762983c2186613b951f7a
PDF
Publication pageb699fe08a4c19e1a96ab9b214e727da2b16cca050a1e073b78fe6aacaf9ebe54
Manifest410c94166e84fa8a265c159830adc02c962ad95da58b74e41375840f575df2a6

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
Signature0irKc1TLuuR0bUOb3jELhYhThvZuVTSh47x8n9+leXSH+xRn7VDEOq4LSYIbRPMXwKRFjAmMs6iOLnVkmEzNCw==
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

2026-09-17T09:40:25.620656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093135
observed b699fe08a4c19e1a96ab9b214e727da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.601869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093135/manifest.json
observed 410c94166e84fa8a265c159830adc02c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.583791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093135/publication.md
observed 3dbccddeb02a5fe9b8b7a771e8831838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.566051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093135/publication.txt
observed 237facca5b37647266cf5271b99b109a...
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.