OpenTechnical

OT-2026-000055376

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000055376) never changes.

Identity and time

Publication numberOT-2026-000055376 · never reused
Internal UUID01a0ae86-a101-77da-a083-805f03bdcff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055376
StatusPUBLIC

Content hashes

Canonical text949b9c838033fa91aad67fef8b6541d8e39bceb259032e9c558041cec20415e4
Markdowne8c81abcc804ad3ae577190af534212dfad08e14c12f1144261094e29db12576
PDF
Publication pagef29add4de3b3a11b96a4567a8e1905fd0f2243b6987744b8b0e0ddd8a5ce12d7
Manifest0a0e97521148e4c842ba1f0fd1b46ff3caf84c400326f8e731038decf5292de1

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
Signatured0tuRgkLBwRdcZ9N7Y5szG7BzWPb8MqWiy5i7GmRu0Le9NPx2eg88hSKXG6Wh6TmWA6UGSf8pcG7D7I3v2bqDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:00.526749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055376
observed f29add4de3b3a11b96a4567a8e1905fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.506907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055376/manifest.json
observed 0a0e97521148e4c842ba1f0fd1b46ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.489733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055376/publication.md
observed e8c81abcc804ad3ae577190af534212d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.470414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055376/publication.txt
observed 949b9c838033fa91aad67fef8b6541d8...
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.