OpenTechnical

OT-2026-000043779

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000043779) never changes.

Identity and time

Publication numberOT-2026-000043779 · never reused
Internal UUID01a0ae7b-d676-74a0-a74b-28bfe0027cc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043779
StatusPUBLIC

Content hashes

Canonical texta85285566243d5156a351a41d7726a34f4c01cfd7516838f009578d2188644fd
Markdownefbdae86a262933541349833dde5ed87e20bc58418c1f0ad8221b86d93b98126
PDF
Publication page464ae3a7c24a87750981ef5e64ccc5c4d66b68889245184a08ff867eeebd2705
Manifestd8ae03b24ea9e48c87e96e3643d918e576c8ac6f08dd85b90c7c48b7da7ea8ce

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
SignatureZew6Y85cPCWppj2RfF/97hOVqNYrbTChC5ei71C84Y385dWawaZkEAW0jija0wdRI3PAHiQ1X+AwuT8/1PsfCw==
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

2026-09-17T11:12:04.390137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043779
observed 464ae3a7c24a87750981ef5e64ccc5c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.370190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043779/manifest.json
observed d8ae03b24ea9e48c87e96e3643d918e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.349889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043779/publication.md
observed efbdae86a262933541349833dde5ed87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.330161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043779/publication.txt
observed a85285566243d5156a351a41d7726a34...
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.