OpenTechnical

OT-2026-000056339

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line 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-2026-000056339) never changes.

Identity and time

Publication numberOT-2026-000056339 · never reused
Internal UUID01a0ae87-4bd2-7737-8fc3-71585473e1b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056339
StatusPUBLIC

Content hashes

Canonical text4ba42e32317154d22c67a80af2a27549c75a97dfb12ab888543f319ebde36e8c
Markdownd95d30da5ee269c17eb08fbcf1cedb7c7627824edfa0ba59397e46e8e412e6ad
PDF
Publication pagec01fc1b2ca5ad60424c8d45e41b26739d7e75c7ed42191c23d803372385b3480
Manifesta916b9b1a99460ace5ecf0d305ad3eac5df48f16a72db1a5f4c7d8a1813ff3bd

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
SignaturekDX9YIo6Z0uHLxopZv1bRParZ9kSSXk081d3dM0CGPnw2S/ZRy649E3odOOexbk18K3tt+k0TELaOXNj5jVfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:50.827927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056339
observed c01fc1b2ca5ad60424c8d45e41b26739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.807865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056339/manifest.json
observed a916b9b1a99460ace5ecf0d305ad3eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.789277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056339/publication.md
observed d95d30da5ee269c17eb08fbcf1cedb7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.771579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056339/publication.txt
observed 4ba42e32317154d22c67a80af2a27549...
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.