OpenTechnical

OT-2026-000073743

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000073743) never changes.

Identity and time

Publication numberOT-2026-000073743 · never reused
Internal UUID01a0ae93-2b8d-7359-8daf-7c5fe99e7144 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073743
StatusPUBLIC

Content hashes

Canonical text785a13983cbf187f87c5a9a4569509c912aa2d281c7fa50765832cf5e0ebc843
Markdown521aa4813646a0ac61ade0d00d152a0e0cb87518ea972e478104724623662f9e
PDF
Publication page623835f60b67440ad1b2d4c813a8fcdf210a963d4e25e81db4c224ecb5028a43
Manifest1b715c4a7e88ef1d195e4d7c098ab3b6ed7309f196b7aff487d297c083663369

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
Signature5skrOVzEB2My+6np/dIgma8Sh0tDOQDXPgA6WaQFKagYIspcglw94TvbSOot2Tt1/o0uUI2B3/y4lnHFQM99Ag==
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

2026-09-17T10:19:49.661723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073743
observed 623835f60b67440ad1b2d4c813a8fcdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.614470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073743/manifest.json
observed 1b715c4a7e88ef1d195e4d7c098ab3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.596376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073743/publication.md
observed 521aa4813646a0ac61ade0d00d152a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:49.548760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073743/publication.txt
observed 785a13983cbf187f87c5a9a4569509c9...
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.