OpenTechnical

OT-2026-000084523

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000084523) never changes.

Identity and time

Publication numberOT-2026-000084523 · never reused
Internal UUID01a0ae98-e25a-7b6d-a335-b89c54e7f0b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084523
StatusPUBLIC

Content hashes

Canonical text680360b22a39a330ac047c48922f434eb413bec165eaf45d636300a8f04cd807
Markdown3c86a83128150ced80519a2549700e0c1263a320c01c7e8002d164106a73bcd2
PDF
Publication page58b83b6b9ef98b18ff5065168472aec119c91c759b959a04997712dfaefb96c7
Manifestf22a20932bf618126976bd9e6f2f4ee9b9b6a2db95c31bfd7296bc5c99fd019f

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
SignatureKM7JHNp6TLpjO4dzlS8hblXfVZWL9394Iaj1VASCyizYoMoH4BVhUwSHHKyPw8SATYCpXgkpEO1Nfv8jeuqGDQ==
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

2026-09-17T09:55:24.278015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084523
observed 58b83b6b9ef98b18ff5065168472aec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.261046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084523/manifest.json
observed f22a20932bf618126976bd9e6f2f4ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.244084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084523/publication.md
observed 3c86a83128150ced80519a2549700e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.226984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084523/publication.txt
observed 680360b22a39a330ac047c48922f434e...
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.