OpenTechnical

OT-2026-000046546

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046546) never changes.

Identity and time

Publication numberOT-2026-000046546 · never reused
Internal UUID01a0ae7e-57dd-7197-8f9d-32aa4dd5896f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046546
StatusPUBLIC

Content hashes

Canonical textd839a844ff78db3d23e456824f9e56e23bba8ee1d6e7d7fe88dffac68d58c659
Markdown6ec3b5979e6463b606c838db7f312a24571bcc87fecbee28bd3ee14f200f7b4a
PDF
Publication pagefa8226faada0ff63a1633a62827cda75eafd6cec77cefc58b97befae36723be9
Manifestccdd54a986f8af015868c2fb01509b24b3a5a0536a6439fd702761509120f538

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
Signature0MbFDDHnuSrlfOmuLB0VEHxtyIyxPGPnfjQ38R0jBGmQo5+nvnGPvjAeq/0Hubqm6NWDCcK/nIo4N2aK53BRDQ==
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

2026-09-17T11:08:36.227617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046546
observed fa8226faada0ff63a1633a62827cda75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.208768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046546/manifest.json
observed ccdd54a986f8af015868c2fb01509b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.188730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046546/publication.md
observed 6ec3b5979e6463b606c838db7f312a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:36.171610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046546/publication.txt
observed d839a844ff78db3d23e456824f9e56e2...
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.