OpenTechnical

OT-2026-000069879

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line 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-2026-000069879) never changes.

Identity and time

Publication numberOT-2026-000069879 · never reused
Internal UUID01a0ae91-1860-7383-a8f0-fb5ac60b76a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069879
StatusPUBLIC

Content hashes

Canonical text291be91e00377242a121b84fbd3afeab344ea74cd20a59f88b6231af904110c5
Markdown578a4535e1d1f55f7a0b46c8940b4a5354d5d8522aff55fa31b5ad56afd12949
PDF
Publication page2fd2ff622dc1eb9169f9c5dcfd1f4516eb69e67f96502fc7fccea0fbaf82cd7f
Manifestb8740cf86cd223e3a010233aa946e3f9ce71f534d58ad4e4c678d6dc5c70b288

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
SignatureV7QREVmhrg0hVjEJ8cLNQklA1bjyJ/Ify0EAEv0MSx6Pg7PICByXJIuM4T7i20wFF1OsK5YLLdeBMW8I7TPOBA==
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

2026-09-17T10:26:42.574308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069879
observed 2fd2ff622dc1eb9169f9c5dcfd1f4516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.555562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069879/manifest.json
observed b8740cf86cd223e3a010233aa946e3f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.538411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069879/publication.md
observed 578a4535e1d1f55f7a0b46c8940b4a53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.519924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069879/publication.txt
observed 291be91e00377242a121b84fbd3afeab...
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.