OpenTechnical

OT-2026-000062682

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000062682) never changes.

Identity and time

Publication numberOT-2026-000062682 · never reused
Internal UUID01a0ae8c-6388-73bf-b524-b99db75e44c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062682
StatusPUBLIC

Content hashes

Canonical textcac2750e01fe64a1d81570a8f525a2d6a95e4b13b1d390c16a6a401a431e7677
Markdown1aca44e5335f2c87324f7c2940b476d226761ab78c5c7d3c3307bcc390911ab2
PDF
Publication paged1612bd085fd3d2f18afb40d867cc3b57f65d9e763106cd8866c9b5a0190945b
Manifestd6d1b4718377d4dd3eb7646056c6aee1a669cae29a9f4921bf5c0859634aaa84

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
SignatureYB/tZYtsgKgwgzMCJaWG7KwA2u0s9wZ6vSyjJcF+QGvQICCThg6a/fUIFGbXAC5vTNMv5EsiWTMhp1p/GA5jAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:14.464316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062682
observed d1612bd085fd3d2f18afb40d867cc3b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.448816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062682/manifest.json
observed d6d1b4718377d4dd3eb7646056c6aee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.421695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062682/publication.md
observed 1aca44e5335f2c87324f7c2940b476d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.393427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062682/publication.txt
observed cac2750e01fe64a1d81570a8f525a2d6...
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.