OpenTechnical

OT-2026-000050984

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000050984) never changes.

Identity and time

Publication numberOT-2026-000050984 · never reused
Internal UUID01a0ae82-c7b4-7b92-b4ea-86b17ad0d570 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050984
StatusPUBLIC

Content hashes

Canonical text3150f28328e081df811b484a7c857f407b2693cc4001cb9679372478b5d1cee7
Markdown65e042b9b4fd9127393a6008725aee0d9da54571abac5477baea055599f86524
PDF
Publication pagee44f445553270a65f158e03a24d08c106125d8242e42c07a9ddd5be25f35a140
Manifest3f0ef04d040e3859f7815f68c3a6c6335df4266e4f976a75a4d6dd3806e0fb4b

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
SignatureRE467pmLwjyeuKWvr35dWbP/p5bySLF66zY7x//oyTKkheyXLoJRJ2+JRxGiHsBpT8zNVQgLq0bY0NHA/dgPAQ==
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

2026-09-17T11:00:52.625142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984
observed e44f445553270a65f158e03a24d08c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.605556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/manifest.json
observed 3f0ef04d040e3859f7815f68c3a6c633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.586125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/publication.md
observed 65e042b9b4fd9127393a6008725aee0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.547208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/publication.txt
observed 3150f28328e081df811b484a7c857f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.540945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984
observed e44f445553270a65f158e03a24d08c10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.524782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/manifest.json
observed 3f0ef04d040e3859f7815f68c3a6c633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.507240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/publication.md
observed 65e042b9b4fd9127393a6008725aee0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.472273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050984/publication.txt
observed 3150f28328e081df811b484a7c857f40...
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.