OpenTechnical

OT-2026-000069527

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000069527) never changes.

Identity and time

Publication numberOT-2026-000069527 · never reused
Internal UUID01a0ae90-b52b-7a3d-8483-f8ca9adda2a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069527
StatusPUBLIC

Content hashes

Canonical text571e2d0eda2ed84f9fdc95633ceb4810aa5b918cdbd133f743f28e8f16d177bd
Markdownb6efff5cd4e8a9d44b6d1a200920c5f0db488cd8d9db39ab6943c45c5d893478
PDF
Publication page63f0e17b8c70d5cf91cd64b9ee118a96dbee9dd96e6a3a932e29d731264c434d
Manifestaee32e336c6a0fa5b36d3f744753474adc5921c6f14d5a01586828651cb69045

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
SignaturelB1221ZU7kQqEusUJduHSNlRf4T229UINNfm7EijzmnFd01x+KH3hBqeX2gtf+ocYGZrU+kK73HymK3Pd65bBQ==
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

2026-09-17T10:30:37.342239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527
observed 63f0e17b8c70d5cf91cd64b9ee118a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.323684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/manifest.json
observed aee32e336c6a0fa5b36d3f744753474a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.304827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/publication.md
observed b6efff5cd4e8a9d44b6d1a200920c5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:37.285071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/publication.txt
observed 571e2d0eda2ed84f9fdc95633ceb4810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:10.408403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527
observed 63f0e17b8c70d5cf91cd64b9ee118a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:10.391652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/manifest.json
observed aee32e336c6a0fa5b36d3f744753474a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:10.373372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/publication.md
observed b6efff5cd4e8a9d44b6d1a200920c5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:10.355845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069527/publication.txt
observed 571e2d0eda2ed84f9fdc95633ceb4810...
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.