OpenTechnical

OT-2026-000018410

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000018410) never changes.

Identity and time

Publication numberOT-2026-000018410 · never reused
Internal UUID01a0ae6e-b489-76a1-b05d-1f646de94a5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018410
StatusPUBLIC

Content hashes

Canonical textfbe31bc9021f1c5c0d78915bf447ab071571fbdfc77ce2bd421caa4063b425ad
Markdown7abaffd2be15b566c558fd6de933e7abedb804106c95a0539e51d4226476d700
PDF
Publication page74a9a6b08b1bb02ae5e5c6b790119840b23ea49fdaeb5cb65f71f90d117820b4
Manifest81095bce4ab5412fdbeba095b59cf593b505e71b926f3c03d2eb5c2021990494

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
Signature/6KWSJyIlFXz1MMuO5X5ylU4L/tY+mU+h4s1KOvIHiqUfp+/ZVpHWf7nVx1xdSxZcmJN13n7xDxAPBOt1PF4BA==
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

2026-09-17T12:01:09.267307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018410
observed 74a9a6b08b1bb02ae5e5c6b790119840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.249258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018410/manifest.json
observed 81095bce4ab5412fdbeba095b59cf593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.230418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018410/publication.md
observed 7abaffd2be15b566c558fd6de933e7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.211837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018410/publication.txt
observed fbe31bc9021f1c5c0d78915bf447ab07...
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.