OpenTechnical

OT-2026-000019310

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000019310) never changes.

Identity and time

Publication numberOT-2026-000019310 · never reused
Internal UUID01a0ae6e-f392-76b0-9c95-882758719f10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019310
StatusPUBLIC

Content hashes

Canonical text0c9218c1f50e07cd4c984e7fa99a124dae89d4b2818e8362cc419812ee7ad257
Markdown5f67bbdc74e5c91299b594755f10eb3fb357f64a426e0bdf5a712bed0e4d257e
PDF
Publication page8e1076ae1f7a7f12dbde05590358c16769d52d9bbcb84d740edfa19bd0679924
Manifest9660eb8c27663d5118505a069dadcb152754da524fbe4e934bc2b23a5654c20a

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
SignatureIaWg8zKOvAmNX61JtZ7cXbjAi8AuDAyqIRJ7KU2cOFOKx8r/xbRlADlVvpwrXF/+Q6eZW26Px8HNw+P0X2GpAg==
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

2026-09-17T11:58:40.273758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019310
observed 8e1076ae1f7a7f12dbde05590358c167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:40.254304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019310/manifest.json
observed 9660eb8c27663d5118505a069dadcb15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:40.236134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019310/publication.md
observed 5f67bbdc74e5c91299b594755f10eb3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:40.216874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019310/publication.txt
observed 0c9218c1f50e07cd4c984e7fa99a124d...
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.