OpenTechnical

OT-2026-000044086

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000044086) never changes.

Identity and time

Publication numberOT-2026-000044086 · never reused
Internal UUID01a0ae7b-d67a-709c-a055-db3d463ed4e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044086
StatusPUBLIC

Content hashes

Canonical text3760e74fd6da586ebb15813ee5482ea632733d75eea91005443a8451a3a2ebfe
Markdown85930e0faf931012e8ca9cc33ebf4acd39ff4f12ad7a727e9afad7ab42cbd9ca
PDF
Publication pagea3a85244a7a8e653245d8e279c5647414a489a575b37e2f8f4ad8bf0cf8391a7
Manifest09638c2cb655ef02f12ff21a2344e818251d92f509a18dbf8b9aa5a0edc35ba6

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
SignatureD91g6sqQ8moADLfGhxENokfdhI0uUPassaNaMB6QVb11+Giv0Uy3jKzPTtuxeD4zCS7pdpm9Rx30MQSjN2roBg==
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

2026-09-17T11:12:29.448775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044086
observed a3a85244a7a8e653245d8e279c564741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.430725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044086/manifest.json
observed 09638c2cb655ef02f12ff21a2344e818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.413371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044086/publication.md
observed 85930e0faf931012e8ca9cc33ebf4acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.395054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044086/publication.txt
observed 3760e74fd6da586ebb15813ee5482ea6...
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.