OpenTechnical

OT-2026-000043034

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000043034) never changes.

Identity and time

Publication numberOT-2026-000043034 · never reused
Internal UUID01a0ae7b-3278-7818-ab2c-a0950ff67847 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043034
StatusPUBLIC

Content hashes

Canonical text8d96ea02ff98e625a3659f396dd9b027fd7c97348e609551d2e34700b7e15154
Markdown58b5fd7c0c4e1a9447a0cdba51e1ccf2d20518da1224ef8a5f1a7f5d7511cd35
PDF
Publication pagef5d73a4ca03f5223cd6006dcacd60dc077ac8675d7ceedb445a7cb03c99427b7
Manifestcbaf111eb70213bd8e8a75bf3b6fa6032a5293ef5439e84f3ced226eff6fdf9d

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
Signaturel/VdCs8x+YqyI/juXvQnyO3R7YPky+m+JYVsQUvv8rvZQQa7128ugxKCIHv/pxQ+Qt37GIrAiCGgcgERtHjWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:13:25.990764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043034
observed f5d73a4ca03f5223cd6006dcacd60dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:25.971674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043034/manifest.json
observed cbaf111eb70213bd8e8a75bf3b6fa603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:25.951730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043034/publication.md
observed 58b5fd7c0c4e1a9447a0cdba51e1ccf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:25.933214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043034/publication.txt
observed 8d96ea02ff98e625a3659f396dd9b027...
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.