OpenTechnical

OT-2026-000032862

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000032862) never changes.

Identity and time

Publication numberOT-2026-000032862 · never reused
Internal UUID01a0ae75-4842-7ae5-b5b7-a0febd451e89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032862
StatusPUBLIC

Content hashes

Canonical text78bbe86418ccbcc3380501a9e2ebaf40f0d6c0c1cac0d0f499f27d9cf871ee85
Markdowna8b51840ae75d41eae0d500ca877f898137e3d16a714272479ddc68de2105387
PDF
Publication page159e06683332d584ddaaa44eb9eb6417b91df3bc8bb91d2c23dcd50c3a40085b
Manifestdff930d8bf687704fe23bb8d50f14705bf89a7e3d500c331f948856612d50d4b

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
SignatureMLRYc40OApE4qLUUsSLT5cnVQSH7KRGBahpn2ZV7M70kUMsBt6r/j6AjuQlvKN43f8eKegrwaP7iulDQuQgjBQ==
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

2026-09-17T11:32:19.717816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032862
observed 159e06683332d584ddaaa44eb9eb6417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.697933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032862/manifest.json
observed dff930d8bf687704fe23bb8d50f14705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.680726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032862/publication.md
observed a8b51840ae75d41eae0d500ca877f898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.660769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032862/publication.txt
observed 78bbe86418ccbcc3380501a9e2ebaf40...
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.