OpenTechnical

OT-2026-000038530

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000038530) never changes.

Identity and time

Publication numberOT-2026-000038530 · never reused
Internal UUID01a0ae78-2d53-76d7-b282-9391dac71574 · 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-2026-000038530
StatusPUBLIC

Content hashes

Canonical text7c7bfd1cccd90ef88b559228415fc3c4d2294d09d7c277c9377e256e69927e44
Markdown96c12ee59a4c575bb24fd2acf40649635382ac810398bec13c02b666860d7fc1
PDF
Publication pagea58907ecc79d47ce93a6608ffb2ef8e6d965e7746b19b4c62b3068e1b0113328
Manifest88b76645d28fd09e19e405602a989f04a095d0311cce5996210405ed9e994656

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
SignatureDW21VetTLY6D56CP3eYmMvuqExVGlm0YgQdAL+DvddFuWEUGmQMqPGwQqlCCmYlkra65G8tk6RXsj0078KeqBA==
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

2026-09-17T11:22:47.282643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038530
observed a58907ecc79d47ce93a6608ffb2ef8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.267122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038530/manifest.json
observed 88b76645d28fd09e19e405602a989f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.250552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038530/publication.md
observed 96c12ee59a4c575bb24fd2acf4064963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.232352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038530/publication.txt
observed 7c7bfd1cccd90ef88b559228415fc3c4...
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.