OpenTechnical

OT-2026-000086869

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000086869) never changes.

Identity and time

Publication numberOT-2026-000086869 · never reused
Internal UUID01a0ae9a-80a4-7b12-91da-08ee9ff933a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086869
StatusPUBLIC

Content hashes

Canonical textb33fe8ff117beaa0b76f86b8ea8705167cf311d6cae73cb85defcedb8bce697d
Markdown02b43330ca4fde71a140ad295060a1ae20a102cb7d55fbff956e08cafe6c9ff8
PDF
Publication page045c17851db70b89aa22fdb450f05117192e50142b2a17d02172b309c7c3fb5a
Manifest933ea235caa5bb9570cd4ac39af87e4ca363e4e7b4ba1b10dc72718a0ee8c69e

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
SignatureSUrwzQvsBsMA0cVygOjqfNkD2CW7bOkd2pTPMM7QfWVX9CTTbtP5c5EosjGRPX1efWi323vElVvCfu8mesiOCw==
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

2026-09-17T09:51:42.721435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086869
observed 045c17851db70b89aa22fdb450f05117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.703890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086869/manifest.json
observed 933ea235caa5bb9570cd4ac39af87e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.685698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086869/publication.md
observed 02b43330ca4fde71a140ad295060a1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:42.668010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086869/publication.txt
observed b33fe8ff117beaa0b76f86b8ea870516...
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.