OpenTechnical

OT-2026-000084481

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, sustained blow-off before set-down

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-2026-000084481) never changes.

Identity and time

Publication numberOT-2026-000084481 · never reused
Internal UUID01a0ae98-5b63-7db9-8297-4b6fd4b1e0ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084481
StatusPUBLIC

Content hashes

Canonical text0597e8d0e75423ca0e4891d857286282fcc936d7131f70d8ff9c168a40476c86
Markdownf0e4d747a78dcda59af19c3c32ea5946a03ca0f000ed570d9dbaa52bcfaba098
PDF
Publication page8e7e8539f228e002e07ab3c76b1fc3e9790c421ba8bf9988de86a9a0a60613f9
Manifestd74b8eafbf898c4a5adefd31f473672eaed2fde65dbf9f6686b8d4377f7a9c89

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
Signature4fLm6iwipYFYc6vjUP0nssNYW99csSBwsorRymXyhMLuKMzgxvD7CpJWN3dkIhD3ub/LPruap+Xf2n0NVwQGAA==
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

2026-09-17T09:56:26.922127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084481
observed 8e7e8539f228e002e07ab3c76b1fc3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.907128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084481/manifest.json
observed d74b8eafbf898c4a5adefd31f473672e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.892142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084481/publication.md
observed f0e4d747a78dcda59af19c3c32ea5946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:26.875812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084481/publication.txt
observed 0597e8d0e75423ca0e4891d857286282...
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.