OpenTechnical

OT-2026-000005252

Publication integrity record

Vacuum cup gripper, two outlet manifold, two stage ejector, sustained 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-2026-000005252) never changes.

Identity and time

Publication numberOT-2026-000005252 · never reused
Internal UUID01a0a932-dac9-78e4-adab-e4e750acd058 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:51:17.451648Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005252
StatusPUBLIC

Content hashes

Canonical text14e10410463dd849507e54ed3a42e14fc009c5532531c5939663e2c737e08201
Markdowne1db1a0172897380e35d585545e74f87cb427b33abb1b886bf7f13e619c11b2e
PDF
Publication page9d4fc24ab5f447d17e18808ec165f8de5f248af50625ac4558ae35a9134aa1a7
Manifest76f028d5d54497b243f0e92853b33cb68e399f16cac57b31b73c19bba5cccbd1

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
SignaturejUQ8DebfKHhAwGTaixPzbzyEPSqEQIaCHDqpyieOHXWEcTO/iCnBYnxZPrrjmxmzJdYn+K3ZQwhhfYLH3CnTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:30.433584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005252
observed 9d4fc24ab5f447d17e18808ec165f8de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:30.421633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005252/manifest.json
observed 76f028d5d54497b243f0e92853b33cb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:30.408691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005252/publication.md
observed e1db1a0172897380e35d585545e74f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:30.395669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005252/publication.txt
observed 14e10410463dd849507e54ed3a42e14f...
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.