OpenTechnical

OT-2026-000069470

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000069470) never changes.

Identity and time

Publication numberOT-2026-000069470 · never reused
Internal UUID01a0ae90-b52a-77dd-9c15-ca09897a8ce2 · 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-2026-000069470
StatusPUBLIC

Content hashes

Canonical text3a773387956c84b9c181581036cc2e51c0f1437d7a04af97d47c76cbf1fa28c4
Markdowna84a486572befedfa9e811854ecf41843daff920dd897caa9ef9c9a051d88f10
PDF
Publication page003e965bc97d207b008a38d799594e7dfaa3b65726249ab02d0392d1b4846942
Manifest66b0dc10e3293d29179e4f2162f167f98053a1a7a7e1c0981aac7d8afd067566

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
Signatureywv4/xUf5LxrYLo1l2HTtdv29Oc0PDCtTdXiAshJTLVszhfU0YMqSCQKmoN0f08IgK78RSobhcsqmlvCzsoxDw==
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

2026-09-17T10:30:32.740547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470
observed 003e965bc97d207b008a38d799594e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.723001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/manifest.json
observed 66b0dc10e3293d29179e4f2162f167f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.705585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/publication.md
observed a84a486572befedfa9e811854ecf4184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.688634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/publication.txt
observed 3a773387956c84b9c181581036cc2e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.479136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470
observed 003e965bc97d207b008a38d799594e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.462487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/manifest.json
observed 66b0dc10e3293d29179e4f2162f167f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.447096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/publication.md
observed a84a486572befedfa9e811854ecf4184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.430907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069470/publication.txt
observed 3a773387956c84b9c181581036cc2e51...
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.