OpenTechnical

OT-2026-000033170

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000033170) never changes.

Identity and time

Publication numberOT-2026-000033170 · never reused
Internal UUID01a0ae75-4844-77fc-919e-fc78da308713 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033170
StatusPUBLIC

Content hashes

Canonical text15156c217a0ad97dd715bc7795dfa1959c615d7897ec23c68224662c5517f9a5
Markdown38646809e76e2cfa45842b1a9c066d9ea361217ac03d2a6c1822a2ee94c4fafa
PDF
Publication pagebee399e635ae92d7897288a732bf3d1dcce7a62fa2736e06a54217acce641c20
Manifesta98ea5216c9f93ba4a755542aa6938771692e71eac91e6c9fada9e0e4ff77e23

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
Signatureap0/ic6gI0b5A+dc+EgUjoGfMw3ISQ1cTANxvUiTNlpIYJpCPU51YaZYa0zg1Ik7XAI162MHnc2lAqCBIjhdBw==
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

2026-09-17T11:32:51.691750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033170
observed bee399e635ae92d7897288a732bf3d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.670423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033170/manifest.json
observed a98ea5216c9f93ba4a755542aa693877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.651761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033170/publication.md
observed 38646809e76e2cfa45842b1a9c066d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.632758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033170/publication.txt
observed 15156c217a0ad97dd715bc7795dfa195...
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.