OpenTechnical

OT-2026-000063769

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000063769) never changes.

Identity and time

Publication numberOT-2026-000063769 · never reused
Internal UUID01a0ae8c-f946-7b06-a86e-8b3719ab09b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063769
StatusPUBLIC

Content hashes

Canonical textfe3674baf5ff3f13734c018f005a7a2d688600d831641bbf6af44201510523e6
Markdown5d04387734f8dbd05d5dcfeeb5993431b0554a369f00cbba990d6c1473a20de4
PDF
Publication page42c321c64c4babbc32f1ccad02b8b3a28e31f9e123e7ef03c35abb0ae5800af0
Manifest967d1cf0f208b6a1d738b4391b5cbfbc8c7fb987f9cdc428737d74b5513f5e5a

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
SignatureNVrwpsT95NgH0K/fb20LNXhiydtfry6hZil9SnPZzxVIYPct+MJ4cugKBRH3O7yUOJRbv/ZX1hQpD5SQCfXvBQ==
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

2026-09-17T10:40:03.166808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769
observed 42c321c64c4babbc32f1ccad02b8b3a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.143292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/manifest.json
observed 967d1cf0f208b6a1d738b4391b5cbfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.120273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/publication.md
observed 5d04387734f8dbd05d5dcfeeb5993431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.094815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/publication.txt
observed fe3674baf5ff3f13734c018f005a7a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.519199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769
observed 42c321c64c4babbc32f1ccad02b8b3a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.501282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/manifest.json
observed 967d1cf0f208b6a1d738b4391b5cbfbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.482634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/publication.md
observed 5d04387734f8dbd05d5dcfeeb5993431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.464689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063769/publication.txt
observed fe3674baf5ff3f13734c018f005a7a2d...
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.