OpenTechnical

OT-2026-000009278

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000009278) never changes.

Identity and time

Publication numberOT-2026-000009278 · never reused
Internal UUID01a0ae6b-31ba-7d14-b1d3-ecaac0a7b3eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009278
StatusPUBLIC

Content hashes

Canonical text33eac037de783a5e889a443184992a9b6ad54a9e42f11f4e16c6b2c2dcb26b81
Markdownd120ccc7b3e261e979840c775d7368019fda0fbdc26562950b0cf30d845ba2fe
PDF
Publication page79ead9f15a758fd948c29d847819c5193fc6a0e36fa1ddeeb313261c7d7b0d96
Manifest3e3ae0eb58bd277f775074f67a30463247fdc935b09f0a035e62c31b64c99363

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
Signature0rKGp6hKeBj7YO637jGvd3xlhrXPbtKtLH8lrKcLpA7tZ2mg9tC+I/Sv4J+hG+IRzrewlfkTnpxkTGaUkUGoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:02.575027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009278
observed 79ead9f15a758fd948c29d847819c519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.554971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009278/manifest.json
observed 3e3ae0eb58bd277f775074f67a304632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.535424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009278/publication.md
observed d120ccc7b3e261e979840c775d736801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:02.516928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009278/publication.txt
observed 33eac037de783a5e889a443184992a9b...
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.