OpenTechnical

OT-2026-000068579

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000068579) never changes.

Identity and time

Publication numberOT-2026-000068579 · never reused
Internal UUID01a0ae90-2482-7c07-8c67-5d8e790dc1d9 · 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-2026-000068579
StatusPUBLIC

Content hashes

Canonical text6c840093f5beb8b0d38137fcf4db043c0c6a6feabc9d14c56c28faf1b25f41ee
Markdown55785d06c9c32f5720838aeefe6d80d54b507a7ee606e31c2ee0dabeb09ee049
PDF
Publication page5cc1ece7227da2a51054d0378ef1480f825f3465bcfe90b15691f07cd250ad41
Manifest8495aadac413625eee5bf82cc0779f6b5d129a8851ae0dba3d267b1e22054a76

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
Signatureiz5jqDIagNVN2sRlsrS0reTVTjmRrvUCIjprcUozqeybhgIwf0XcKBk1nYJPXOSu6MaPeDyzmbfCriHc5m5CAA==
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

2026-09-17T10:29:45.182489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068579
observed 5cc1ece7227da2a51054d0378ef1480f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.161477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068579/manifest.json
observed 8495aadac413625eee5bf82cc0779f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.140340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068579/publication.md
observed 55785d06c9c32f5720838aeefe6d80d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:45.122528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068579/publication.txt
observed 6c840093f5beb8b0d38137fcf4db043c...
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.