OpenTechnical

OT-2026-000078713

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078713) never changes.

Identity and time

Publication numberOT-2026-000078713 · never reused
Internal UUID01a0ae95-ccbc-71f8-a2ba-aaf5ee991097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078713
StatusPUBLIC

Content hashes

Canonical text9168531aaed82fe217118e1b9afcbc0d61e87f092c1722b43a5c0361187a3ebf
Markdown526f5edd3ab4874a3af9076014099555820b5a019e42e66e9a73abc9c554aadd
PDF
Publication page87b18ee6bab297b2bbdd4deb57552e60443b07156084c191b545328da05cc51e
Manifesta6a91abf7fd113f1c05e9fea2cbba6c6b6d4755dd00b1dd4a73ef9e6b86add9c

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
SignatureysrB8efA58u8KT76akzRJHJ2DBJDPRi01DQEnah7oGpegxavxPzXt2M5sE5UPXBVT+9920JSYdc8W08EXIqsAQ==
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

2026-09-17T10:05:29.672244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078713
observed 87b18ee6bab297b2bbdd4deb57552e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:29.653546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078713/manifest.json
observed a6a91abf7fd113f1c05e9fea2cbba6c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:29.634864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078713/publication.md
observed 526f5edd3ab4874a3af9076014099555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:29.616345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078713/publication.txt
observed 9168531aaed82fe217118e1b9afcbc0d...
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.