OpenTechnical

OT-2026-000076134

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076134) never changes.

Identity and time

Publication numberOT-2026-000076134 · never reused
Internal UUID01a0ae94-6a6f-7c5e-a19c-fa494ecfc212 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076134
StatusPUBLIC

Content hashes

Canonical textc18fd77cbbc6d8f2e5d91cd081366dcc5851f0f6034befd75840298500c06fe2
Markdown6852798c5f993291ad2d010432daa9278c7b9f5321e6b668886f7994c00ab48b
PDF
Publication page566101f99d271ee8fde2c732151c5c6b8d96adf067af847ff37a3f3c1cbcc826
Manifest6b959b2ed0acfe547c02fef75185c62a082d83b5849cbf585d793b4a385c2b33

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
SignatureemIHMm2lnrnnNDo4OC7GS60O+8PDFP8HU5669qRKplwlrwBeCKJ6MeBKFT6fEB0hQeR4/5ozC72X/dyLVcZWBg==
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

2026-09-17T10:11:08.806709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076134
observed 566101f99d271ee8fde2c732151c5c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:08.788710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076134/manifest.json
observed 6b959b2ed0acfe547c02fef75185c62a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:08.770110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076134/publication.md
observed 6852798c5f993291ad2d010432daa927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:08.752209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076134/publication.txt
observed c18fd77cbbc6d8f2e5d91cd081366dcc...
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.