OpenTechnical

OT-2026-000050142

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000050142) never changes.

Identity and time

Publication numberOT-2026-000050142 · never reused
Internal UUID01a0ae82-5c45-7bd4-bea3-e2bfd538715c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050142
StatusPUBLIC

Content hashes

Canonical text1b4997f59c873e745f921e83115c42123a79050d839498ad08aa48122c439636
Markdownf31a486f8c543f5b98072850a252f28d5079a1589ba2129a2fd7a52d6bdedbac
PDF
Publication page17e3f97ff89d52c7e9125f0a66a59d98b3903f80a286b65b92354efa005ee95d
Manifest7ff77fe2586d06676b3ac74233f8f8eacd77e0839c056f30ac5a964a170727b4

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
SignatureFqZRb/q0QKwzMFXNnRbsjsNjclhjXQeO2afLWJbIFI7ATHrgEA/rfStjniLTv7cQrmQeguhet9Izxg+qgqHIDg==
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

2026-09-17T11:01:06.779757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050142
observed 17e3f97ff89d52c7e9125f0a66a59d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:06.760893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050142/manifest.json
observed 7ff77fe2586d06676b3ac74233f8f8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:06.741895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050142/publication.md
observed f31a486f8c543f5b98072850a252f28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:06.724004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050142/publication.txt
observed 1b4997f59c873e745f921e83115c4212...
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.