OpenTechnical

OT-2026-000009759

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, sustained blow-off 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-2026-000009759) never changes.

Identity and time

Publication numberOT-2026-000009759 · never reused
Internal UUID01a0ae6b-7564-7261-b70a-309972be11f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009759
StatusPUBLIC

Content hashes

Canonical text672c16e7c8cd21725c3645505ad5c9c72d3b0e3b4461e1028fe34c5f21cf72e7
Markdownaf0f8b1ad4fcddc634cf9c5801dd80680e852e69f8f77aa3cd16dff2031c0446
PDF
Publication page1c358816c099fd300301b8e2c97638dad241519788705790482bdd478fcca413
Manifest26956be696c1c3fae627176ec68eeecff4a21d1b18156dbcaa6c9a0af715a93c

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
Signatureyng6JSgnzefumRmlNI952O/NNNJWlMaM2DnKxSzCYgwlgouylHDF+qHjxeHHdSUp+hTFzwRBKBw5Zeta4RHiBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:15.987567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009759
observed 1c358816c099fd300301b8e2c97638da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.966540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009759/manifest.json
observed 26956be696c1c3fae627176ec68eeecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.948108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009759/publication.md
observed af0f8b1ad4fcddc634cf9c5801dd8068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.928125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009759/publication.txt
observed 672c16e7c8cd21725c3645505ad5c9c7...
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.