OpenTechnical

OT-2026-000068454

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000068454) never changes.

Identity and time

Publication numberOT-2026-000068454 · never reused
Internal UUID01a0ae90-2481-7f47-8899-2033ae7b2770 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068454
StatusPUBLIC

Content hashes

Canonical text364ed8440c262fb6135ca810d0cb111d8d883c2b7e6f7b78c5ab60c25956ffc8
Markdowndb31d177c21f14000b956f824755b8abc947965dbbe3ca4083028d5564046a7e
PDF
Publication page6d71ed84024c8599c96012c6933d59b451e31bac052d5a9aacd412ee17b5ad9e
Manifesta16102f10f42f9ce0314e57373ee25abf6ee768ebf95b1ac575d446265208251

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
SignatureVS0EmKK1pzFlOcUCE4cP0Upqe5btBgifmQL9nu1gaYdVJMXevUkThNtNCGnRVaC7tD5RCUaPyeJcLlTyn3nfDw==
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

2026-09-17T10:29:36.045921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068454
observed 6d71ed84024c8599c96012c6933d59b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.029710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068454/manifest.json
observed a16102f10f42f9ce0314e57373ee25ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.012903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068454/publication.md
observed db31d177c21f14000b956f824755b8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:35.996041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068454/publication.txt
observed 364ed8440c262fb6135ca810d0cb111d...
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.