OpenTechnical

OT-2026-000094473

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000094473) never changes.

Identity and time

Publication numberOT-2026-000094473 · never reused
Internal UUID01a0ae9e-f4e8-77ce-a977-f580d21aea48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094473
StatusPUBLIC

Content hashes

Canonical text1c0135a0e4de9801ea29c4ea55f5b2768356ddf2d92acd65aaaaebc096582e3e
Markdowneb5a3d58af3d2f896b99e617097542e06978551b2af76822711f92d937f5eb89
PDF
Publication page851743260f6ba3f74b778af27fa78ea9579cd2ac31b7c42a73ebe21a345d8e79
Manifestb40ff6593a6fcd71fed25562688d8fa6888195f66ac39b407f7444b3bf45fb93

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
SignaturetAy9kzuYZf1F4w/3LK2iXM2MGeSQfr8QEqFCF1DHtoNLF7Gh5WaCM8nnKlWtQOoJ9oegIhCqtdntEbFIXS5wAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:53.773110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094473
observed 851743260f6ba3f74b778af27fa78ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.755167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094473/manifest.json
observed b40ff6593a6fcd71fed25562688d8fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.737585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094473/publication.md
observed eb5a3d58af3d2f896b99e617097542e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:53.721121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094473/publication.txt
observed 1c0135a0e4de9801ea29c4ea55f5b276...
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.