OpenTechnical

OT-2026-000006708

Publication integrity record

Vacuum cup gripper, per zone isolation, three stage ejector, 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-2026-000006708) never changes.

Identity and time

Publication numberOT-2026-000006708 · never reused
Internal UUID01a0a964-adb8-7bb0-abfe-8a2e71b871cf · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:42.715537Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006708
StatusPUBLIC

Content hashes

Canonical text4b6b6dbfc6c5355cc7cb535fa23d1fcd01f28691b9daa81b87c6f97cc9dc929d
Markdowna22bb854e53035df5d7b5338640a5e9f281ce9aa5361095fa05a53f7054cc2db
PDF
Publication page4284cb5b011291d6669123059390e4e2dbb7dfc75c18f506dd8ef61bb07c7a29
Manifest26376813d0b4801ff3aada0692feaf9189f0721aea2c69c1a368a68588e39369

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
Signaturekj+nOsYhtUQOfiyml5fvKNLIa7C1tK0Ib5RKCXY8ROUZyi7Zkf0qw7c0pwOOfCGeOczedHBASzJ9VBhPfHGjBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:14.959633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006708
observed 4284cb5b011291d6669123059390e4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.945644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006708/manifest.json
observed 26376813d0b4801ff3aada0692feaf91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.933258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006708/publication.md
observed a22bb854e53035df5d7b5338640a5e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:14.918240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006708/publication.txt
observed 4b6b6dbfc6c5355cc7cb535fa23d1fcd...
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.