OpenTechnical

OT-2026-000101822

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000101822) never changes.

Identity and time

Publication numberOT-2026-000101822 · never reused
Internal UUID01a0aea4-0e18-7945-ba04-711c83e660e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101822
StatusPUBLIC

Content hashes

Canonical text6efd693ac5caf741a2a6b0748df3dac965f188e8ec806f32fd9e652ede5fdd68
Markdown0016f5471dd644631e2b0c4c23c852fc5d55f6e93246c384720e45f01860525f
PDF
Publication page5baa98ac72f50f5ce42576e3808d0945d04aed32bcd7c80a0e0a4ffbe116ec01
Manifest4c9b254efe93fafc64937f3526e909700060506e072796f017e4cd5a2e9f8dae

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
SignaturexVU3BURTmv0d5EvZoPBRBsfa4fl9Ms/0Fb0fPwnE6oa8AGDV50TZN3+WbS5LsSjy3jAB722RyMnYk2Kye9zGAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:19.327226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101822
observed 5baa98ac72f50f5ce42576e3808d0945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.310015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101822/manifest.json
observed 4c9b254efe93fafc64937f3526e90970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.294011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101822/publication.md
observed 0016f5471dd644631e2b0c4c23c852fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.276037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101822/publication.txt
observed 6efd693ac5caf741a2a6b0748df3dac9...
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.