OpenTechnical

OT-2026-000088765

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088765) never changes.

Identity and time

Publication numberOT-2026-000088765 · never reused
Internal UUID01a0ae9b-8f10-7a1f-ad86-4c626cf8424a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088765
StatusPUBLIC

Content hashes

Canonical text43b8cec3209d16d934b67b3e8a2ad8a8fbf5b3c56f2bf7fcf2caf5c32333f0ce
Markdownec83984024049699d08ad63f15b2b7b109ebaf3bd1bdcb6b3424bc8e05abe7cc
PDF
Publication pageea556b27e3835ccf4c7c7afbc4534a635c598eadf83ede53dc8c1c8b4280e7b6
Manifest543150039f115d738a5bfcc2dd8b7b6e4a72d64872c4879255b1140c67513e45

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
Signaturerw1pKT2Kx6iWf/g4PlZei5a5aQ/KX7SxifhLK6grDdUGwBFaq40nlKTqCVehK71KFl3Uuy38Sv5NPqiWYRn8AA==
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

2026-09-17T09:48:07.949856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088765
observed ea556b27e3835ccf4c7c7afbc4534a63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:07.930837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088765/manifest.json
observed 543150039f115d738a5bfcc2dd8b7b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:07.886921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088765/publication.md
observed ec83984024049699d08ad63f15b2b7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:07.842030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088765/publication.txt
observed 43b8cec3209d16d934b67b3e8a2ad8a8...
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.