OpenTechnical

OT-2026-000005752

Publication integrity record

Vacuum cup gripper, ejector fed, sustained blow off after set down, silicone cups, oval form

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-2026-000005752) never changes.

Identity and time

Publication numberOT-2026-000005752 · never reused
Internal UUID01a0a943-a0d8-76d3-b0b6-5f47d1eaa296 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:09:36.731690Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005752
StatusPUBLIC

Content hashes

Canonical text49438ecc8c605470f9afb2e5ff7269fc5c05365f0a3bcb55d0ac311a37be3175
Markdown61169a3af09dc4f5b342e92a962ff4e6fb0374fe8de3c52d8920a0bd23d5448d
PDF
Publication page2fe3febfc3497381bf4cfe3a60cd41a63e103791e9280404d078574df4e1ab74
Manifestee1ef24c7eebc4830d7b8bfda0332aac9ca7f696dfd775f0405e2d66d45aa619

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
Signaturex3q2DVCGHbhcL+mj/DsVBaioMP2au0GXziYikQ5ifI6Z6ifuD4HnVISu1UDd56dRlmPyavR0mI19qXLla448CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:03.945775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005752
observed 2fe3febfc3497381bf4cfe3a60cd41a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:03.931771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005752/manifest.json
observed ee1ef24c7eebc4830d7b8bfda0332aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:03.918467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005752/publication.md
observed 61169a3af09dc4f5b342e92a962ff4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:03.903457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005752/publication.txt
observed 49438ecc8c605470f9afb2e5ff7269fc...
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.