OpenTechnical

OT-2026-000082741

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained 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-2026-000082741) never changes.

Identity and time

Publication numberOT-2026-000082741 · never reused
Internal UUID01a0ae97-8cc9-7cc6-afdd-58e2a9150b19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082741
StatusPUBLIC

Content hashes

Canonical text8e8c244fc915c61dbb7146d752190fdd9d8f77fada6d8b813199fedbf6b7904b
Markdown80c452b22406a7e3fba39884fa6d6da7a7c24271e85c929ac9cd3c475091434a
PDF
Publication pageef16a148869e4263f390ae98a7c5e43783d4ead5ef3331e87ceedc99aa655ee3
Manifest9402bb8d1e701918f0d941e84d7d74699f2a429c3d11a6b8d25545571bb14e3d

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
SignatureutdcjB05TR1mX6Rd0vxW/PCSu7dEr0HPBYIVd8vdEpUzx7DNoLfDyBcSnXcB7nS+ueDX5DX6C/xEJjo/MxqICQ==
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

2026-09-17T09:58:19.342502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082741
observed ef16a148869e4263f390ae98a7c5e437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.324541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082741/manifest.json
observed 9402bb8d1e701918f0d941e84d7d7469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.307632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082741/publication.md
observed 80c452b22406a7e3fba39884fa6d6da7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.290442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082741/publication.txt
observed 8e8c244fc915c61dbb7146d752190fdd...
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.