OpenTechnical

OT-2026-000060643

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000060643) never changes.

Identity and time

Publication numberOT-2026-000060643 · never reused
Internal UUID01a0ae8a-b7cd-7621-92e3-c576b00cdd8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060643
StatusPUBLIC

Content hashes

Canonical textb9578cf52b62a85901133ffe1840897fd2f115c33dd3d4204e9bee652dcc3f33
Markdown38a6b52d7aa29bcfe173d2c97d9cab3b4fffa4a785293d4e6b8944ecfc7705cd
PDF
Publication paged7bb16e989dfcac98a9db2f654945b338ef81ed50f70a015c177deac2594c6bf
Manifest42c9379f33dde204f399bb9106a055e1d3ff2d2b2597d20af23b4b3d5062c4ab

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
Signature2d2GV6AYAvKLtm0DtfA+Ks9YN1sUw8S+cXBJNnDKU2yeeKMkH1qLCc5zftW1d30G9dW5B7ji601vjNE6YyKMDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:16.496614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060643
observed d7bb16e989dfcac98a9db2f654945b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.479997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060643/manifest.json
observed 42c9379f33dde204f399bb9106a055e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.462965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060643/publication.md
observed 38a6b52d7aa29bcfe173d2c97d9cab3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.446257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060643/publication.txt
observed b9578cf52b62a85901133ffe1840897f...
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.