OpenTechnical

OT-2026-000065359

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000065359) never changes.

Identity and time

Publication numberOT-2026-000065359 · never reused
Internal UUID01a0ae8e-1dfb-72c9-9143-30765bbdbe5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065359
StatusPUBLIC

Content hashes

Canonical text78f51a1197a17e6b3e463b44a296e9333bf47e77aad28309dccdd4e5e65e3a74
Markdown8526002a6fb7bb10efee475aacd83a495f62d34ae5c98be921ce900e103adfbb
PDF
Publication page1dd8e7c85b272f59e811910bbe9f168e31e4c33a991fba73e6565c20ad042bd4
Manifest278fcb1df8b6d1d2a8f26034cb3096a6ba84bb7a2633f7e839745bd433df0bc3

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
SignatureYQ9aScrQP9g5YhbRYqR9lEXMTKQFNP8c06cQAxG2P8QLyP4I4Ss/5wis/YCAnnQLZv56l8qZ4wmmePGPT6TlAw==
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

2026-09-17T10:35:20.806585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065359
observed 1dd8e7c85b272f59e811910bbe9f168e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.789400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065359/manifest.json
observed 278fcb1df8b6d1d2a8f26034cb3096a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.768484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065359/publication.md
observed 8526002a6fb7bb10efee475aacd83a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:20.750431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065359/publication.txt
observed 78f51a1197a17e6b3e463b44a296e933...
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.