OpenTechnical

OT-2026-000068964

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000068964) never changes.

Identity and time

Publication numberOT-2026-000068964 · never reused
Internal UUID01a0ae90-6dcd-725f-8318-5d483fc7ff14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068964
StatusPUBLIC

Content hashes

Canonical texta12659d04d635e1abe453d6e6ef1741ad504271b55ed2252e31ea86d3fb6e805
Markdowne3aafd4bc315904c61949607b032d259fd1b016d621ef84fe780f767d058af6f
PDF
Publication page43ee7d373dc2cb703f23b5312c102debaab257db4b311f54d602c8ecfcce96fb
Manifest341282813d63ee9874f5893897e9b4e90d3d2e2a969b7f58cc4caa897bb8280d

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
SignatureyW48Tl2oyztFTaUx6/R0q3LYUdid34cnqatUGONVniVo8HBAQtVb19avzTyrlvfbWvV6vr7ZJ9uVUo/HIWlMBQ==
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

2026-09-17T10:28:48.155167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068964
observed 43ee7d373dc2cb703f23b5312c102deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.136362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068964/manifest.json
observed 341282813d63ee9874f5893897e9b4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.119258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068964/publication.md
observed e3aafd4bc315904c61949607b032d259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.099363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068964/publication.txt
observed a12659d04d635e1abe453d6e6ef1741a...
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.