OpenTechnical

OT-2026-000033649

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after set-down

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-2026-000033649) never changes.

Identity and time

Publication numberOT-2026-000033649 · never reused
Internal UUID01a0ae75-a38f-75e8-a749-176bd035b73c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033649
StatusPUBLIC

Content hashes

Canonical text222678829d3ff2c7232d98c625d68d90cfe431dbf943998c3371283ca4ca6450
Markdown767f5d6d51d6255ea9b4664b2e54bb23bb2c0a2007df21a963469fe3e3551d33
PDF
Publication pagead07f378b4096617d245ee79135b057874fa4787f92d693fe2ebbfada473075e
Manifestb247cd539acdb13b85ee9cc704a2133dba55fbe762548112e970c109efa04fc5

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
Signature1Agvzr1UxlMcflGFooQ2vwHG8nfoYFXx7S9qkPNfBnmScUD2q2XTjTuSdvpcLt1RJaqprwbCEnahqfOR5sC0Cw==
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

2026-09-17T11:31:37.973947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033649
observed ad07f378b4096617d245ee79135b0578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.955670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033649/manifest.json
observed b247cd539acdb13b85ee9cc704a2133d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.936212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033649/publication.md
observed 767f5d6d51d6255ea9b4664b2e54bb23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:37.893310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033649/publication.txt
observed 222678829d3ff2c7232d98c625d68d90...
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.