OpenTechnical

OT-2026-000078005

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078005) never changes.

Identity and time

Publication numberOT-2026-000078005 · never reused
Internal UUID01a0ae95-2ed1-7a7c-bfdb-0aff47622c11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078005
StatusPUBLIC

Content hashes

Canonical text52d490be119ac564354caf68ed45064650f54b35372bc6a4dadd79396b80f071
Markdown276ef33f525aa8d56a6975aee8fa21c5aa067104348597221f54afda38b39c74
PDF
Publication page7dd1d9e6bda261d626698f6a67e275bad757a580a47b4708043f1e91823308e3
Manifestce4517b3c0c4d60969fea1324c87bf37b91dd72c872d32379d2c7132205c11d1

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
Signature2zqvXZ/y8yTsCv+tpB/+d+r/h1GjqEAvgHSGJQH/dylfVA91IrTj74+JTWic2DvhU7k2jE+iybioemAZtaKnCQ==
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

2026-09-17T10:10:28.501419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005
observed 7dd1d9e6bda261d626698f6a67e275ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:28.482028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/manifest.json
observed ce4517b3c0c4d60969fea1324c87bf37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:28.460383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/publication.md
observed 276ef33f525aa8d56a6975aee8fa21c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:28.311819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/publication.txt
observed 52d490be119ac564354caf68ed450646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.540779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005
observed 7dd1d9e6bda261d626698f6a67e275ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.523242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/manifest.json
observed ce4517b3c0c4d60969fea1324c87bf37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.503352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/publication.md
observed 276ef33f525aa8d56a6975aee8fa21c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:17.484009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078005/publication.txt
observed 52d490be119ac564354caf68ed450646...
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.