OpenTechnical

OT-2026-000099445

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000099445) never changes.

Identity and time

Publication numberOT-2026-000099445 · never reused
Internal UUID01a0aea2-c974-79d2-944e-27c646e07943 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099445
StatusPUBLIC

Content hashes

Canonical texteb56159201dc65ca891c046a26697dee99e8285ae7a4614e55f0e63004f3d0f0
Markdowna4784ef22e7e0f6ff12fccc08bf873d022cd32a3430664a73078c1c08e2c660b
PDF
Publication pagefa3d754ac7a07ef2371ec633973d6c516a454138f76af522df3d638dd31418ca
Manifestd4b1aa84dad9e92d9dcf64a386608b061d82cea87c3d1ed27d2bc449bf3cf766

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
Signature9p4wHA9tyxNBM/VR4KouOiHQzMalm0/4tcOpNasZ0PqylhIkp3lR6D3xqEnhe9gio4Ai5NXsg8raM8xKIfE2Ag==
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

2026-09-17T09:29:13.447148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099445
observed fa3d754ac7a07ef2371ec633973d6c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.428688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099445/manifest.json
observed d4b1aa84dad9e92d9dcf64a386608b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.412431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099445/publication.md
observed a4784ef22e7e0f6ff12fccc08bf873d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.393898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099445/publication.txt
observed eb56159201dc65ca891c046a26697dee...
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.