OpenTechnical

OT-2026-000077673

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000077673) never changes.

Identity and time

Publication numberOT-2026-000077673 · never reused
Internal UUID01a0ae95-2ecf-7438-90e3-cc4c79d0d669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077673
StatusPUBLIC

Content hashes

Canonical textadca667e01a6875094d31d5ba69a851e3215174a8a9981737a47b9acc124a8f3
Markdown807eb516ed35357f9887a9d1a69afe784acf0910281f56fa20bcb9506f97bbe5
PDF
Publication page1041cf0a5d24d43cedb138824fc782ecae072d056416eed5af1d251be319271d
Manifest053886fe33a017b66528682113e8e82e0b615bc522d6f1023937d90285dd9490

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
SignatureUI5id1AAxnl223Q2XNQW1wHn14Osf1u+d7nZw9T1sfELu1FPEKCKbVH3UJuRoNTvgbXDWN4qB+OEfLmGmqkUAA==
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

2026-09-17T10:07:14.606137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077673
observed 1041cf0a5d24d43cedb138824fc782ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.586638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077673/manifest.json
observed 053886fe33a017b66528682113e8e82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.568768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077673/publication.md
observed 807eb516ed35357f9887a9d1a69afe78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:14.549413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077673/publication.txt
observed adca667e01a6875094d31d5ba69a851e...
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.