OpenTechnical

OT-2026-000006264

Publication integrity record

Vacuum cup gripper, per zone isolation, three stage ejector, pressure verified, polyurethane cups, oval form

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-2026-000006264) never changes.

Identity and time

Publication numberOT-2026-000006264 · never reused
Internal UUID01a0a954-dcc0-7543-9ad8-3e61b3b95c70 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:28:26.178604Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006264
StatusPUBLIC

Content hashes

Canonical text8ba2170429541d87a53ccb383092e2e29dc286f9c18b70c5aacb90d669ace460
Markdownfe1697e957ab82278721bbe4e1a198679806b08daf1a30a0dcd8eb5d45c7cde0
PDF
Publication page80e8322559cde9a6090c73f26ef14aa937a6cae1706ccd8802680cae18b77733
Manifest6fa8cc84fa6b35e98c1860c2a7f2b28c301bc234d8fa0f54ac5eb5164a11e7ee

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
Signature8wzGTXlYFT1dKAh5wwEhQg9dYVAiRsen624+rNvPdztN5/B77ADcVKMfEwfXotV/OGQV8YozkUKdwZEf46JxDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:30:08.216136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006264
observed 80e8322559cde9a6090c73f26ef14aa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:08.198812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006264/manifest.json
observed 6fa8cc84fa6b35e98c1860c2a7f2b28c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:08.183906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006264/publication.md
observed fe1697e957ab82278721bbe4e1a19867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:08.168395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006264/publication.txt
observed 8ba2170429541d87a53ccb383092e2e2...
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.