OpenTechnical

OT-2026-000079043

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000079043) never changes.

Identity and time

Publication numberOT-2026-000079043 · never reused
Internal UUID01a0ae95-ccbf-7aaf-bb26-0eff5cdfd512 · 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-2026-000079043
StatusPUBLIC

Content hashes

Canonical text9b8aad93b5d5570964af1bfcd078fa97b4cb90cb64f406360a047240cc3456a7
Markdownd762598e923c54ed9ae390dd1c760b511a5947c0c2cc2c94a04c9255828a2866
PDF
Publication pagebacdacba590317ceeb79bb7cd2730f2ea2025167c42ad3deb840e7f4d4e07b5a
Manifest0f3188f0087da50002d9a85d5cf0664a713b06800c98d38e2c12d69de7b4d568

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
Signature2cpzVPtM3hrnGVBmZ1UCERPSx9iq7iTYYoBEPcs9qfo7Wuv/MfuSIneJ8Bun6BhpEd/uVJoqpG8KaqDEsn7gCQ==
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

2026-09-17T10:05:52.976982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079043
observed bacdacba590317ceeb79bb7cd2730f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.958815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079043/manifest.json
observed 0f3188f0087da50002d9a85d5cf0664a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.937834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079043/publication.md
observed d762598e923c54ed9ae390dd1c760b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.918034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079043/publication.txt
observed 9b8aad93b5d5570964af1bfcd078fa97...
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.