OpenTechnical

OT-2026-000038223

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000038223) never changes.

Identity and time

Publication numberOT-2026-000038223 · never reused
Internal UUID01a0ae78-2d51-7817-a6ef-82883f9458c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038223
StatusPUBLIC

Content hashes

Canonical text40bbe2d51df9aaf721544ff91ebc385ffa5f0a056579b51e99bd5f292267fc3d
Markdown23c89e0a6897d31dcad8e407ff03b07a3561463f47bb223a731df8573076c663
PDF
Publication page36ecc03e310310ad54990b1be7108dc50e1eeaf93e8555d1ef7d820029ed052c
Manifesta5a86a2c46826d6d51822e6412d4528f3532e2c0f9b2743e03d48f124736a9e7

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
Signaturev6CRzIcUzOjAt+l6r3Fp6dlHCV0S/ENenRbhOqjHCxNcmFaW6JmcEHA4jafqPQWeRh0PRCuoEf2MDygh5QRqBQ==
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

2026-09-17T11:22:22.031505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038223
observed 36ecc03e310310ad54990b1be7108dc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:22.013826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038223/manifest.json
observed a5a86a2c46826d6d51822e6412d4528f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.996549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038223/publication.md
observed 23c89e0a6897d31dcad8e407ff03b07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:21.979223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038223/publication.txt
observed 40bbe2d51df9aaf721544ff91ebc385f...
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.