OpenTechnical

OT-2026-000015742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000015742) never changes.

Identity and time

Publication numberOT-2026-000015742 · never reused
Internal UUID01a0ae6e-0c4b-7cf9-b576-37d0838c3cf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015742
StatusPUBLIC

Content hashes

Canonical text543d4318c433dde98c9268f48b3adbba1aacef7118becfcc458b63b2d1fdd68e
Markdown192a1c4b91d5707fc1e23545ac268cdfae1262fbc5a161f47e773777bbb1b3a8
PDF
Publication pageba34014350d61bc48347beaaa7005da92b3f6b14d0f0d2fbf27c511dbb1c799b
Manifest7d47f7cfbece585a7235967ea313d9f063a1de2f2eb4edffae745057f6817b4d

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
SignaturepWsqUbsaEa+bMmCgnZYLhZh1U/KW87MF/KKM7YlqITEbK50y4BzAckx+8xZLaewCRF8SYoKEWypzrXzcJrUHCg==
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

2026-09-17T12:05:01.933192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015742
observed ba34014350d61bc48347beaaa7005da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.908284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015742/manifest.json
observed 7d47f7cfbece585a7235967ea313d9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.885828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015742/publication.md
observed 192a1c4b91d5707fc1e23545ac268cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:01.869892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015742/publication.txt
observed 543d4318c433dde98c9268f48b3adbba...
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.