OpenTechnical

OT-2026-000040559

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040559) never changes.

Identity and time

Publication numberOT-2026-000040559 · never reused
Internal UUID01a0ae79-6d0d-7ab1-a7db-8e6ac450d842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040559
StatusPUBLIC

Content hashes

Canonical text6121d6f7900ac47bc6977957ab33f36b2640847240e0157618fa4cff0a3f7e95
Markdown31b1f0cd1d2ba7fc913d95763a86e3dafdd93e421b81d5791f3eced915c94c11
PDF
Publication page08d8980eae86a8493e2a6a6e78da6b9405093ee1235b34eaab91268e592a3cf3
Manifest1eb84a16acf836cb690ab4e64d001626b00b2b5996e4cd30099cad05b52f8fcc

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
SignaturecEeRr8PvDYua0D/EVWVXd30n4qXUKxKF6DfNF7qEE7S1NG2T0YiB2zhKCJbXpSS3GYv1LsxSIpV98WmynhbYBw==
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

2026-09-17T11:17:43.281639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040559
observed 08d8980eae86a8493e2a6a6e78da6b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:43.265750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040559/manifest.json
observed 1eb84a16acf836cb690ab4e64d001626...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:43.247563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040559/publication.md
observed 31b1f0cd1d2ba7fc913d95763a86e3da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:43.230412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040559/publication.txt
observed 6121d6f7900ac47bc6977957ab33f36b...
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.