OpenTechnical

OT-2026-000073627

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000073627) never changes.

Identity and time

Publication numberOT-2026-000073627 · never reused
Internal UUID01a0ae93-2b8c-7564-be75-5a2abb4c6814 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073627
StatusPUBLIC

Content hashes

Canonical textaa1979bfbd4905e53b82e65829fe7eb17d0f8d33f536a55f6dd35df38786d2d8
Markdownb749b3686bd865ca51db5680d877d9efdd1d417fb05bed7fb68d0e178c2d03c1
PDF
Publication page50bc40b893ec8b6d2cf630ca4bd42be77cb473208ec7052ee0de4c25532f378f
Manifestbb3ba192fbcd5a596745ceb295fc143032648517a96f682e6b1df53f8e9bb20b

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
Signaturetr0I6QgOlEXSvrg6H2xdNI2PFBAWqIRrZqfjk3xx6hm8alvUNBKkBY28gvozSPCvmBUelF6J0m+PM2TYVWliDw==
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

2026-09-17T10:19:40.128904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073627
observed 50bc40b893ec8b6d2cf630ca4bd42be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:40.110309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073627/manifest.json
observed bb3ba192fbcd5a596745ceb295fc1430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:40.091600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073627/publication.md
observed b749b3686bd865ca51db5680d877d9ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:40.074352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073627/publication.txt
observed aa1979bfbd4905e53b82e65829fe7eb1...
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.