OpenTechnical

OT-2026-000086787

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000086787) never changes.

Identity and time

Publication numberOT-2026-000086787 · never reused
Internal UUID01a0ae9a-80a4-72cc-81a9-0bfad856f31a · 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-2026-000086787
StatusPUBLIC

Content hashes

Canonical text626ea8745b5aa255c22153dd105b6d4dd74e979df302b44ba9f3958b67f1c380
Markdown59757eb5f474d0eb4aa595c0b52ae3d6f79dcc063ee15d181f79e90461da9edc
PDF
Publication page5810e39ae61dbba70928fd441b4bad19d0190addb79990f81d8b6217ec1ae97d
Manifest2032840a369ab1b1b3daa9fbbcb41169b6b59171a53453c10dbed13ebf015953

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
SignaturelCmgvA+Sup2GZL0RTEeHpVROR8KhB0l4Ge1d/wKbco396ixRBeGCHPTGw+gVyVR9dO3UvU1he7JX9q3qIQYOAw==
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

2026-09-17T09:51:35.821441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086787
observed 5810e39ae61dbba70928fd441b4bad19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.803156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086787/manifest.json
observed 2032840a369ab1b1b3daa9fbbcb41169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.784379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086787/publication.md
observed 59757eb5f474d0eb4aa595c0b52ae3d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:35.766439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086787/publication.txt
observed 626ea8745b5aa255c22153dd105b6d4d...
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.