OpenTechnical

OT-2026-000080744

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000080744) never changes.

Identity and time

Publication numberOT-2026-000080744 · never reused
Internal UUID01a0ae96-b973-7b02-a566-c9ddc84f9e0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080744
StatusPUBLIC

Content hashes

Canonical text7adbfa10923a358c78bfd08be3df3b8aa07bd590f914c6241b34537d3e33206c
Markdown08fc1295cd44a7b1b68101c2dae4e27728e028b5844b15a61b876192df71b902
PDF
Publication pagec51aac7efba2d5947dae3a1fd1dab551a0a2f034a42238d4ba2271c59cb9a5d0
Manifeste8d9ef59c578b6fa3405784ae7896497aaa9e5a286bdac1726dff20fa48c45ad

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
SignatureWYOL9ZHe7rPX8RMaLHO8KPo/muH1REVFrJ1duWbXkl5t1OtB2BZ2nLVBldpQOEjzM0ktQ+92fQ22AjCFku88AQ==
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

2026-09-17T10:01:54.202629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080744
observed c51aac7efba2d5947dae3a1fd1dab551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.185846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080744/manifest.json
observed e8d9ef59c578b6fa3405784ae7896497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.167211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080744/publication.md
observed 08fc1295cd44a7b1b68101c2dae4e277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.148951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080744/publication.txt
observed 7adbfa10923a358c78bfd08be3df3b8a...
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.