OpenTechnical

OT-2026-000094003

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000094003) never changes.

Identity and time

Publication numberOT-2026-000094003 · never reused
Internal UUID01a0ae9e-92c9-7ec3-94e0-137ea934ba79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094003
StatusPUBLIC

Content hashes

Canonical textec38f792d5d5cfa7f8d6e7c175fffa4b560a8a3974f443b97b80a993448c1b97
Markdown82314d7c5ae88b22d0d52fec75ba0b454f369e6ef104ba55dcd109ec7fa17aae
PDF
Publication page78930fcfe6859f5bb4ebae41e77505e748dfb7f0622eac33b62752a81b0686c4
Manifest81835da9c59624a8c04dbf565b22346b1a881972746f67d448ce7b96fb314e5f

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
SignaturenrcXYrayabxL+X8C7u2L7yfN0253YjfpXApOA9svQzcd9JJt2L0BdPuCdYmdllm3Ac2WF1lghH8Kumeal1r0Bw==
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

2026-09-17T09:38:24.713436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094003
observed 78930fcfe6859f5bb4ebae41e77505e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.696463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094003/manifest.json
observed 81835da9c59624a8c04dbf565b22346b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.679102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094003/publication.md
observed 82314d7c5ae88b22d0d52fec75ba0b45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:24.662682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094003/publication.txt
observed ec38f792d5d5cfa7f8d6e7c175fffa4b...
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.