OpenTechnical

OT-2026-000088768

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four 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-2026-000088768) never changes.

Identity and time

Publication numberOT-2026-000088768 · never reused
Internal UUID01a0ae9b-8f10-71d6-8609-4249509634db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088768
StatusPUBLIC

Content hashes

Canonical text4820c5e89a86e14a19a2f07e7620f2b5f0ee8176a77fcf5e2306e41154752fb4
Markdown39bf82f17ae159d4f06a432ee230af63239e8e3a05d144f53f68b0da8c51f611
PDF
Publication paged5f8e56de47e725aa92e507e4ac53007d65452d3a7d5700afa2a492c96f204a8
Manifest3e6f82b4e2a43a5ea125dcb2c3f1a8df6ceb5bb59250334af892a0145956230a

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
Signature7ILhFlLWBLmkei1+0rLRYZCVdmZl1pqHU96UVELpEquJiF3UCUTfRFSds1N2S5UwBAhqQbzpGduMXQGlUiFvDQ==
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

2026-09-17T09:48:08.194525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088768
observed d5f8e56de47e725aa92e507e4ac53007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.175527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088768/manifest.json
observed 3e6f82b4e2a43a5ea125dcb2c3f1a8df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.156203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088768/publication.md
observed 39bf82f17ae159d4f06a432ee230af63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:08.136454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088768/publication.txt
observed 4820c5e89a86e14a19a2f07e7620f2b5...
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.