OpenTechnical

OT-2026-000018378

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000018378) never changes.

Identity and time

Publication numberOT-2026-000018378 · never reused
Internal UUID01a0ae6e-b489-7dfc-b410-8074cfeeb679 · 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-2026-000018378
StatusPUBLIC

Content hashes

Canonical text56a31d06bb1cbd2cc08caf4f96360affe0eb7cd33ede7aaf1206107a5d152ff0
Markdown232037034f687bc8d1ec58cca6b7e9f91cccadd23a123af6f4dc8113bfa3c410
PDF
Publication pagefe414995bd4dfdf4dfc9892493d17ed73a33d8d1f4739fef758358c0039ee74d
Manifest22c2794e36febb15d1252649adb95eff5d8d0f9ae33b2ddcec6f2fd523b00b29

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
SignatureVvnanuNTuwfpvmssUc2KUCcWfaDmBSfxm0+Cfh0lnNgwfXzSa4m6L4IQ/47CXvw3geDaz1X3oRFX0ZzQCGjYBA==
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

2026-09-17T12:01:07.085131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018378
observed fe414995bd4dfdf4dfc9892493d17ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.067954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018378/manifest.json
observed 22c2794e36febb15d1252649adb95eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.049736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018378/publication.md
observed 232037034f687bc8d1ec58cca6b7e9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:07.032204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018378/publication.txt
observed 56a31d06bb1cbd2cc08caf4f96360aff...
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.