OpenTechnical

OT-2026-000050880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000050880) never changes.

Identity and time

Publication numberOT-2026-000050880 · never reused
Internal UUID01a0ae82-c7b3-7b28-80c3-845863f812bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050880
StatusPUBLIC

Content hashes

Canonical text739f297bc98d76894b00b39ad5663799d835b605114aec7449950cfadac89560
Markdownf584ed9e4520f4f0bdbf8ba4835ef7e3ef195d6ff568223786bf50311df23bb3
PDF
Publication page068db1610dde478d66e5e29dbfd8e17e17ed7a74a7efc896ae623e376e5ce103
Manifestc61c4bfd1794c626591be7c308a04ca9acf8e9807786b4d8636d849c644afc6f

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
SignatureUpizicUcZ76rq1KFGwoFHlIki4WXrVNEt2rAeZJfiSYcVVCF7p/30tL7Hm9YzUQVH78CFo9TBJRQRtcpS94oDA==
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

2026-09-17T11:00:36.763313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880
observed 068db1610dde478d66e5e29dbfd8e17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.734615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/manifest.json
observed c61c4bfd1794c626591be7c308a04ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.715953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/publication.md
observed f584ed9e4520f4f0bdbf8ba4835ef7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.687131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/publication.txt
observed 739f297bc98d76894b00b39ad5663799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.676074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880
observed 068db1610dde478d66e5e29dbfd8e17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.653592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/manifest.json
observed c61c4bfd1794c626591be7c308a04ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.629726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/publication.md
observed f584ed9e4520f4f0bdbf8ba4835ef7e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.611205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050880/publication.txt
observed 739f297bc98d76894b00b39ad5663799...
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.