OpenTechnical

OT-2026-000034332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000034332) never changes.

Identity and time

Publication numberOT-2026-000034332 · never reused
Internal UUID01a0ae75-df0e-7abf-ab54-99d940ddbade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034332
StatusPUBLIC

Content hashes

Canonical text6b872db6928b6d3cf0f24bf398976ff1be0049c815109216719ac79c294539a8
Markdownb6d3a33b1c1ae1a79f44d3d43d0c89e892e4657eef60c5738a52ca7f470f5754
PDF
Publication page7455a7e5ac6f3175601467f01b7f8d745b33b8bd6542f2c6d5b684e0001ff54e
Manifest6efc821bfa96247c403c0246c1a70c5c5aea355915fda84a6dc123b2f53fe1b3

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
Signatureu72ctL6/WHwtt69pwkkSzyzQ8zmkojKvDDTqBfGQdimpvsQ55+KlVL/7POQMoA7llqPRBNsXs907JFej6ejzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:01.714507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034332
observed 7455a7e5ac6f3175601467f01b7f8d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.696910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034332/manifest.json
observed 6efc821bfa96247c403c0246c1a70c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.677436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034332/publication.md
observed b6d3a33b1c1ae1a79f44d3d43d0c89e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.657101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034332/publication.txt
observed 6b872db6928b6d3cf0f24bf398976ff1...
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.