OpenTechnical

OT-2026-000007087

Publication integrity record

Vacuum cup gripper, four outlet manifold, two stage ejector, vented after set down, rubber cups

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-2026-000007087) never changes.

Identity and time

Publication numberOT-2026-000007087 · never reused
Internal UUID01a0a972-3883-7d59-884c-e882950d9b86 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:30.214123Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007087
StatusPUBLIC

Content hashes

Canonical textf44d126d5836769ae1002aae73ba5780117af09508d176aaeb8178fe3dd1b76b
Markdownf4dc772c68b46edda93ec566b90a4a63439c797d6898a984ef1b11364088c4da
PDF
Publication page2af743f1ac31344168c306a051192b4d8aa0da594d41922a9f38e3fcba594c80
Manifest15928426ee6e41a988ce2dfb1668eea66d5d2bdf4980cf5a37a9a52b697393d6

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
Signature2nSt0YOyqMCDTu5ml8u3ZYxCZ0IxRJ3OjgKKEF+azW6FVO5BTVWh/f01T2Gc0oJby4mdpcC8XzUgA42zsclXAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:28.631113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007087
observed 2af743f1ac31344168c306a051192b4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.497751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007087/manifest.json
observed 15928426ee6e41a988ce2dfb1668eea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.483846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007087/publication.md
observed f4dc772c68b46edda93ec566b90a4a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:28.469954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007087/publication.txt
observed f44d126d5836769ae1002aae73ba5780...
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.