OpenTechnical

OT-2026-000013373

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000013373) never changes.

Identity and time

Publication numberOT-2026-000013373 · never reused
Internal UUID01a0ae6d-6fca-78f9-a5ce-f609a91bbd43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013373
StatusPUBLIC

Content hashes

Canonical text4a3fada553f6dda7dc678a4dd7fd295b9ee1f4b733d6c919ac9b1248d261cb2d
Markdownaac320e8f92b2694c377d11975a8c9a989c4b33854382d44745a13fce1c1d8ed
PDF
Publication paged05384787a674275fbb8af455490003a2e45cc48e23fd08742a2643ae08d4fcf
Manifestc1b092c04b60118a00db21e4ffc546ab6e438782fb7bac35a2cfe6ce3a3fb79c

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
SignatureHCAGF0eCMJEugQTLgnoyWqeE+pwfI+hTPfpY3eqS5EFZH+lCRmdBu62MgITjekTqE2P90YUUlx6iTynWTV6CDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:09:50.164154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013373
observed d05384787a674275fbb8af455490003a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:50.143460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013373/manifest.json
observed c1b092c04b60118a00db21e4ffc546ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:50.119681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013373/publication.md
observed aac320e8f92b2694c377d11975a8c9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:50.098885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013373/publication.txt
observed 4a3fada553f6dda7dc678a4dd7fd295b...
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.