OpenTechnical

OT-2026-000056235

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000056235) never changes.

Identity and time

Publication numberOT-2026-000056235 · never reused
Internal UUID01a0ae87-4bd1-74df-b704-751e3471ec46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056235
StatusPUBLIC

Content hashes

Canonical text805b9063763460ee5635e6c9682a0e58e25c514ac3cfa8786adbe8014a5a7ccf
Markdown6834e83c6b81d6656590fd22103f493603cd6a111a477f3a3c35959951d822ad
PDF
Publication page8b0724e6b26188393aed4550383446192a4101a58338d7d750d225e164ee4002
Manifestdb8b436b54b33623a3180d02eb0ccf9289ebf9fb1077b10b7a133c6fc51e0b70

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
SignaturexNt+ugTlxPDsZ4oDLTBkk4CNb2wze1/9dVSjCXuFeKTpVr0cqZ9d8jAH9Wr2tQR9Xz8CtUo5H+VK7IKeBWeSDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:42.802169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056235
observed 8b0724e6b26188393aed455038344619...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:42.784131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056235/manifest.json
observed db8b436b54b33623a3180d02eb0ccf92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:42.766476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056235/publication.md
observed 6834e83c6b81d6656590fd22103f4936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:42.749533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056235/publication.txt
observed 805b9063763460ee5635e6c9682a0e58...
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.