OpenTechnical

OT-2026-000062888

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000062888) never changes.

Identity and time

Publication numberOT-2026-000062888 · never reused
Internal UUID01a0ae8c-94a8-78e0-a89e-898c47aab4ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062888
StatusPUBLIC

Content hashes

Canonical texta6a62ea68c78a22a855d4413754930c8fbd11b3008ea8fd2c48e8b8c7e85497e
Markdown7db31dfa98147e6b32b86dc31a2c4ed0948234b6a0cbe092d545d70bc197821e
PDF
Publication pagec8b7979f319bb5d23b7ed4f0c2318700eda7946997f7d141810941682a63755c
Manifest4012820c42a652c302412d4479710735eaff47adc97712fbeb5910a519d33ab6

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
SignatureoAv2cxjeDQxUBa25wzeny+XBWPSOqPmJCtZ6qPRgonS15HAh7g9/xrT+O9t6FJfYOvNrhQVB6+86hKz8lEt4Dg==
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

2026-09-17T10:40:15.119993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888
observed c8b7979f319bb5d23b7ed4f0c2318700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.099534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/manifest.json
observed 4012820c42a652c302412d4479710735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.078596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/publication.md
observed 7db31dfa98147e6b32b86dc31a2c4ed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.057366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/publication.txt
observed a6a62ea68c78a22a855d4413754930c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.590732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888
observed c8b7979f319bb5d23b7ed4f0c2318700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.573212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/manifest.json
observed 4012820c42a652c302412d4479710735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.554899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/publication.md
observed 7db31dfa98147e6b32b86dc31a2c4ed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.535252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062888/publication.txt
observed a6a62ea68c78a22a855d4413754930c8...
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.