OpenTechnical

OT-2026-000078993

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000078993) never changes.

Identity and time

Publication numberOT-2026-000078993 · never reused
Internal UUID01a0ae95-ccbe-7492-875e-d1c92af91c4d · 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-2026-000078993
StatusPUBLIC

Content hashes

Canonical text254cbe3c27432744ff06a7df9a0e3697a64c3b5d1ca794b18f16388efe4b7494
Markdowncdc8d1e77552978e76c14c063d9ba2671fecf0b70fda28edee99afee136cbf6f
PDF
Publication page9fbe7a38bee65acc3cee76dfc18661e1d0eb265712314cadfe4bf8baaecad3bc
Manifestf67593015f62304fc4ec94bf260281a3b87e653f8b1321c1edf7d39acfedaf40

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
Signaturewj2Rug42MtuopNlyBHPmv0REVMlL64MRyxBkq1dc6xU2T3U7ljlNAFgZwyj0IMCxNccEihUb5bZx6zYT8DqbAA==
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

2026-09-17T10:05:49.358159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078993
observed 9fbe7a38bee65acc3cee76dfc18661e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.339724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078993/manifest.json
observed f67593015f62304fc4ec94bf260281a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.321792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078993/publication.md
observed cdc8d1e77552978e76c14c063d9ba267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.303501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078993/publication.txt
observed 254cbe3c27432744ff06a7df9a0e3697...
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.