OpenTechnical

OT-2026-000078935

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078935) never changes.

Identity and time

Publication numberOT-2026-000078935 · never reused
Internal UUID01a0ae95-ccbe-718a-90fc-525260bdc1f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078935
StatusPUBLIC

Content hashes

Canonical text9b54f3ded70b27abeb24a6541e48899fe181270f30cec84d47268397ce78c919
Markdownb906e991ef7dd6ff2847f44b39636666d5106f07f72f52679d9b157966dcaf2c
PDF
Publication page552e07e5ddc2a32598d41762a1070a45962c2030f0538e23d40d72d49488feae
Manifest1b597f7488e51bec50a2c393ea37822e168c7a55271192340383886b2864d340

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
SignatureDIEgxteTMuNNUbJyzeYQ3ORlypuNgA9Fbk3hw9OnchlNA5jiPe8JLAFzVrL2xL4sq2arUyOFUQLRtISNGbPHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:45.510520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078935
observed 552e07e5ddc2a32598d41762a1070a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:45.490904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078935/manifest.json
observed 1b597f7488e51bec50a2c393ea37822e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:45.472585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078935/publication.md
observed b906e991ef7dd6ff2847f44b39636666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:45.453530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078935/publication.txt
observed 9b54f3ded70b27abeb24a6541e48899f...
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.