OpenTechnical

OT-2026-000006014

Publication integrity record

Porous face vacuum gripper, per zone isolation, ejector fed, pressure verified, contact triggered

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-2026-000006014) never changes.

Identity and time

Publication numberOT-2026-000006014 · never reused
Internal UUID01a0a94c-4bad-7a2c-b332-bb0037ee2be9 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:19:04.871749Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006014
StatusPUBLIC

Content hashes

Canonical text00499593667bb6a85929c8d3222a7e97eb62dd57a8ff272bb67564e43e3f065f
Markdownd042e1e23a52f16d090e3f3a84ccd9351d2ecba2831c7f8a745600c48dd19666
PDF
Publication paged42d890b787f5dbbaacb04941fc5be0f656cc07bcef1960c29ce17e8f4e12ee4
Manifestd7accd3d33b6be9c40764a2a7770fbccad0ae1ad8345ddc7118c9f41ebf10bf8

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
SignatureEzU7rJ5KmHcxaM0VurMJGoo33DT/e5j2Xs1Na1K/PCex2w6mfbeEYky/ke/pBeAAphkbhmcYGehtpwW/kMEsBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:05.632219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006014
observed d42d890b787f5dbbaacb04941fc5be0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.496469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006014/manifest.json
observed d7accd3d33b6be9c40764a2a7770fbcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.480534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006014/publication.md
observed d042e1e23a52f16d090e3f3a84ccd935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:05.461387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006014/publication.txt
observed 00499593667bb6a85929c8d3222a7e97...
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.