OpenTechnical

OT-2026-000083152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000083152) never changes.

Identity and time

Publication numberOT-2026-000083152 · never reused
Internal UUID01a0ae97-c962-7b76-91d9-24e1e67cf062 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083152
StatusPUBLIC

Content hashes

Canonical textbeb42d2ea628ecc6e28d745e926fab105cb87cf28ce7d4ecc9be26ab60145222
Markdown0cfdd2147eba0fedc741909290acc0d671c09398fc914fbfb4487b145ace129f
PDF
Publication pagef49c75d053c9c739a8d22d59c41506f91b3c384c070bd00831d6de3cb3e9d79c
Manifestfd68248e50d64c092c22af5877d2fd44638403467ec98065da38ac9aa9843c1d

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
SignatureP+NXKFUgP2FkOzy8nNuZAA7hOHKaXK49R9ucdnOx2/THvoManpfS4ByT/HXZvbgkrBJ7JTOZYIHaYgPNOtogCQ==
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

2026-09-17T09:00:52.629007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083152
observed f49c75d053c9c739a8d22d59c41506f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.610265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083152/manifest.json
observed fd68248e50d64c092c22af5877d2fd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.590275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083152/publication.md
observed 0cfdd2147eba0fedc741909290acc0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:52.572553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083152/publication.txt
observed beb42d2ea628ecc6e28d745e926fab10...
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.