OpenTechnical

OT-2026-000068600

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000068600) never changes.

Identity and time

Publication numberOT-2026-000068600 · never reused
Internal UUID01a0ae90-2482-7f98-95d7-c97230f755bd · 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-2026-000068600
StatusPUBLIC

Content hashes

Canonical textebf141996971c3887f23443ecdd8af2da7a899e91a4f80cedf6b8ac7d54dffa5
Markdownef95f6a5f097376fe0cf58ff5068255cdb03492f061a2d4aeb5ce188f740d98e
PDF
Publication page213fcd47235ca9eb1855045f70eba51fa5c6f34b36d84b59e51d86490fc58d02
Manifest736eb4a6096ca0d4d6b6a4999d4d6b9e7634908b133d04a3521c34d4df2ac3e6

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
Signature3G9nGc0PBw4fMTHNREChp3boufyvxessIwE/uuRewhM8tVL8wGbJERnsTGWabF+LNNU7buJs5T6ZoBHCsxcACQ==
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

2026-09-17T10:29:46.849842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068600
observed 213fcd47235ca9eb1855045f70eba51f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.831944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068600/manifest.json
observed 736eb4a6096ca0d4d6b6a4999d4d6b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.814509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068600/publication.md
observed ef95f6a5f097376fe0cf58ff5068255c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.797880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068600/publication.txt
observed ebf141996971c3887f23443ecdd8af2d...
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.