OpenTechnical

OT-2026-000055263

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000055263) never changes.

Identity and time

Publication numberOT-2026-000055263 · never reused
Internal UUID01a0ae86-a0ff-7737-9adc-3b406e7c141f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055263
StatusPUBLIC

Content hashes

Canonical text27947c175d2a386e173205a50cfc92096a6c70910be9a012b3947b768d3b66c8
Markdownacd32290662891498416ec4b80facb6c960983552f4a8326e614d0c7e186710f
PDF
Publication pagec4734065899596d1be5fa45374f1fe87b05705db3468047df599831174ca554b
Manifest57f3a85c3ae1be47d54b398e629da2c8ad998f01697ce7e2a6a5399039061e36

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
Signature90wiDGlpCXoohV9jqejO7elfwsrpVoNU+zqVmMuKKKYoa82J3LUHaACa+C3Xs9JdAaZOFgYU11gQzgBWuQ/cAg==
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

2026-09-17T10:51:51.164823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055263
observed c4734065899596d1be5fa45374f1fe87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.147770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055263/manifest.json
observed 57f3a85c3ae1be47d54b398e629da2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.131378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055263/publication.md
observed acd32290662891498416ec4b80facb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:51.114745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055263/publication.txt
observed 27947c175d2a386e173205a50cfc9209...
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.