OpenTechnical

OT-2026-000040415

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000040415) never changes.

Identity and time

Publication numberOT-2026-000040415 · never reused
Internal UUID01a0ae79-2701-736d-9bd0-f0e434539d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040415
StatusPUBLIC

Content hashes

Canonical text10b39ea1c06b331bb5d4ecdd6eb689798672167ffd5e995fc78de0855134b31a
Markdownb6e5a6ec18d7e85a1d3e077359bcfac922448aa58396e1bfe7915e75e0f31e4e
PDF
Publication pagee0bc79e0d22ed7322b38bb9a1f1bd55ab6972f62049a080b15ffe9cb71be2cb4
Manifest93c94533db51616ba68c6d0fb149100bfe8c6c1c029f96035030f810d02468ef

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
Signaturel8NrInGeaTHRD79Pqpfc03rbRthcR1abBcpzuVbHrivgqhJijWyi/FOUbWsfEQv2v/2YM8CBOFAyB/gSMTvjBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:27.122858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040415
observed e0bc79e0d22ed7322b38bb9a1f1bd55a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.104002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040415/manifest.json
observed 93c94533db51616ba68c6d0fb149100b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.086699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040415/publication.md
observed b6e5a6ec18d7e85a1d3e077359bcfac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.067718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040415/publication.txt
observed 10b39ea1c06b331bb5d4ecdd6eb68979...
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.