OpenTechnical

OT-2026-000079156

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented after 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-2026-000079156) never changes.

Identity and time

Publication numberOT-2026-000079156 · never reused
Internal UUID01a0ae95-ccbf-7f7f-9ed6-80f36eb038ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079156
StatusPUBLIC

Content hashes

Canonical textca3a3cf90295dcf790772431af2bbc5fdfc7602ebde962662dcd59e739f56bf4
Markdown626255a57608e751264d15522aa86323712f3c488189362e0b3377894ff46dfc
PDF
Publication page32f1ae82577efe427433c6946be81af611a7e6ed0607a97a24fd8415451694b7
Manifest562162849da0125ce0b20ae4c1093f1dbe777e1e24f11ae2507c4f6fd418d3f7

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
SignatureEJUd1dY2yjW1F7PkDgphET/c6RZmRXcH5FRf4HhTt9pyYqthWZuXDgvRZdKQ2EtsJHeQFT6bJ5DUCidoh6t4Bg==
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

2026-09-17T10:06:00.391772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079156
observed 32f1ae82577efe427433c6946be81af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.375768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079156/manifest.json
observed 562162849da0125ce0b20ae4c1093f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.358278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079156/publication.md
observed 626255a57608e751264d15522aa86323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:00.341690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079156/publication.txt
observed ca3a3cf90295dcf790772431af2bbc5f...
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.