OpenTechnical

OT-2026-000065131

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000065131) never changes.

Identity and time

Publication numberOT-2026-000065131 · never reused
Internal UUID01a0ae8e-1df9-753b-b54e-f8d9e2f53d3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065131
StatusPUBLIC

Content hashes

Canonical text41078abbe4c546b8592fbafbabf7b082ac3daf977c21c8bf69f5a8b21112a40a
Markdown497f61cac51732a8fb1ed5703e111083249aae791686874d98ed486ac4b91b3b
PDF
Publication pageccbb477acebbef8f577a0ed4e3ae0c205591f0c438193dec3c7a01230d47baf7
Manifest2e4bd3bf593f91d02f7a19d8f13bec3f2856c2c1e98e74a572fc09dce2f4e6b4

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
SignaturezgKe0f62ddX4zGaov1xnttBR7prwA0imrUGvQX89wqniAmsY/ah6doZGjMxQ2MOr1jcvYFKZ4CLEM+riSXZxAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:57.671802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065131
observed ccbb477acebbef8f577a0ed4e3ae0c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.654949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065131/manifest.json
observed 2e4bd3bf593f91d02f7a19d8f13bec3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.637396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065131/publication.md
observed 497f61cac51732a8fb1ed5703e111083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.619678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065131/publication.txt
observed 41078abbe4c546b8592fbafbabf7b082...
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.