OpenTechnical

OT-2026-000017162

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000017162) never changes.

Identity and time

Publication numberOT-2026-000017162 · never reused
Internal UUID01a0ae6e-76c7-7a40-b197-076faea4ee0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017162
StatusPUBLIC

Content hashes

Canonical text80e46b7f022603bb043bb179d1362ab7dfafba809f9aa0cd84c11c5d71585575
Markdown4d59565d1cbe7fd1628561eeccbd5553c673893d3a91fb85d20e723b1989c9ec
PDF
Publication pagee02cd634bfc740df18920f809edde5846c35c56024734ccf9aa217a132ae47c5
Manifest7385be2404bac575deb077add968b094004cc0c0b69d8519a62f3e883d95a0fb

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
SignatureRy6DfaR4TpsS7t0VnFdyO2XmRJEyEdSzMDsUvGfSucL1NOTKlQ2iJYgcFFNrs3RoZShKXnrxH4CGpOfTeyGbCA==
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

2026-09-17T12:02:13.649877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017162
observed e02cd634bfc740df18920f809edde584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.631881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017162/manifest.json
observed 7385be2404bac575deb077add968b094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.615029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017162/publication.md
observed 4d59565d1cbe7fd1628561eeccbd5553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:13.598984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017162/publication.txt
observed 80e46b7f022603bb043bb179d1362ab7...
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.