OpenTechnical

OT-2026-000068265

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068265) never changes.

Identity and time

Publication numberOT-2026-000068265 · never reused
Internal UUID01a0ae90-247f-752d-91d2-ba3858d55fc6 · 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-2026-000068265
StatusPUBLIC

Content hashes

Canonical text988bc105525e5f0cc0466c85fa2d1df88f54d38c9da29f2982927089f1793357
Markdown75bb7f19ce069522bc2b9bbb1aaa262322feaab36ff7e62993d3637b95ea9060
PDF
Publication page2640afafc3735ceb510f74b87165c2d5c7efde8eaf2f2adea78fa4880b6e2c5f
Manifestba4835443c2188a0ad075c48a5f12175c19e659fc97a63450fd0141b5047ef70

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
SignatureHQ8eqrikk/TuDx42AKc3u9pP/mSVFQmvjWAEC5yGkm1tZ5saBveKcG1RYCbPHxD1iMwnP/I32a7VVxykir85AQ==
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

2026-09-17T10:29:17.416021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068265
observed 2640afafc3735ceb510f74b87165c2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.398738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068265/manifest.json
observed ba4835443c2188a0ad075c48a5f12175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.380952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068265/publication.md
observed 75bb7f19ce069522bc2b9bbb1aaa2623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.362370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068265/publication.txt
observed 988bc105525e5f0cc0466c85fa2d1df8...
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.