OpenTechnical

OT-2026-000044291

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000044291) never changes.

Identity and time

Publication numberOT-2026-000044291 · never reused
Internal UUID01a0ae7c-39d6-77d0-b692-fc7d54b73be7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044291
StatusPUBLIC

Content hashes

Canonical textd47b0359d2459cc93aad280bfce6a6972e192b9888fac7bd0cfff878dcdf1aa2
Markdown313b5a2bdf653c20aca49a1f6a3751fa753eef6c80f7eef00c9a420a842611b0
PDF
Publication pagee8e5b9b87137005850bef95a1dff7d8822015bc32329fb97b86bbd2875609d34
Manifest8707ad64c24a4bb24748370c0fc5611e73a7680a396fa83c178778cccbedf11c

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
SignatureXywRz83QCgYwP7tjyvNshR0OeGj5qqpci3UoRy8E8dzTz0RcCHqcvk+LsBOjBu/cnm6lmU5PBAsVFF9c82Y9Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:14.046916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044291
observed e8e5b9b87137005850bef95a1dff7d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.029749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044291/manifest.json
observed 8707ad64c24a4bb24748370c0fc5611e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:14.004520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044291/publication.md
observed 313b5a2bdf653c20aca49a1f6a3751fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:13.986907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044291/publication.txt
observed d47b0359d2459cc93aad280bfce6a697...
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.