OpenTechnical

OT-2026-000068697

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000068697) never changes.

Identity and time

Publication numberOT-2026-000068697 · never reused
Internal UUID01a0ae90-2483-7a39-ba4c-d1ac4b136a11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068697
StatusPUBLIC

Content hashes

Canonical text085e6f7705c07eebac22d8377f6898db3f2a4cd0455a10527a296fc5a7766940
Markdown995231e0d43dc2eea558219b5826f4fc423a560573f40fd8c6cb678c88db51ae
PDF
Publication page0bc713a9694612f01ed04cb2cf344d5edc566c6c9800550c5db33255e4aa5f05
Manifest6e824496fe1974efae4ce860a19db23b96e89eed3cf57a13df9b7bb43d7f9bbd

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
Signatureai3WetMqZi2AVT8a0PSemoXG6kEz/oKZnpCIEPBBuayDj28ZTHWh/xLcB/VT91TWO4jAXOQ0JHHcu2jgD0b1Bg==
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

2026-09-17T10:29:51.397516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068697
observed 0bc713a9694612f01ed04cb2cf344d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.381748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068697/manifest.json
observed 6e824496fe1974efae4ce860a19db23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.365052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068697/publication.md
observed 995231e0d43dc2eea558219b5826f4fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:51.343899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068697/publication.txt
observed 085e6f7705c07eebac22d8377f6898db...
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.