OpenTechnical

OT-2026-000059297

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000059297) never changes.

Identity and time

Publication numberOT-2026-000059297 · never reused
Internal UUID01a0ae89-8614-74e3-bc6c-fbc4dd117af3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059297
StatusPUBLIC

Content hashes

Canonical text609b96fc59d9f49b894c9c19b2e9064a743e01595223f4e02e0c679679c33762
Markdown2a67cc31fdeb84d487a2ccae6b407f2eb1aca39cddac9eee80b7eec936068a11
PDF
Publication page58f1804c4d104e6bf62474f3ea58b5e0a2c655f7f6ea7c7da19b415ac761448c
Manifest2e99589f30c7736bcea883c8c7ed4975de703b14ad66fd6a1b596e81a705224e

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
SignatureUFv7CbHtiCv9QLlwJYtXMN6fCP7bt8DKxP/hHJivoLXw+VqvGpZlxwu4sTOAusrTa6yc3kMARXzubI9hfiGiBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:51.398327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059297
observed 58f1804c4d104e6bf62474f3ea58b5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.381631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059297/manifest.json
observed 2e99589f30c7736bcea883c8c7ed4975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.364635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059297/publication.md
observed 2a67cc31fdeb84d487a2ccae6b407f2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.347514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059297/publication.txt
observed 609b96fc59d9f49b894c9c19b2e9064a...
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.