OpenTechnical

OT-2026-000046044

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000046044) never changes.

Identity and time

Publication numberOT-2026-000046044 · never reused
Internal UUID01a0ae7e-0329-718d-8c0b-a4efecbb4b6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046044
StatusPUBLIC

Content hashes

Canonical text01846d8cef284b94aa88786dcbe182ada2cda13df27a08049d051c6d87581830
Markdowna348dec7e91c9e3036acce6df00e1fb604c2e0e166f76ae0e9685b9cc54e7c8b
PDF
Publication page23a56c32f3dee4b4e71b655dfddd31ffd09241003466267df69975bb40d6391e
Manifest169fe20fce35fd9bfa3e79886f94952d21878925eeee733f671ae88b1e50ff18

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
SignatureOvGoj3Dw9sBXKCTEVs2Bpu6/Im/HRn++AXK0YlkwFVdQSxfAQ+2ILcjDFtLY6BIMzMkz0SyodRFrmFUYnbQrBg==
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

2026-09-17T11:08:59.902786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046044
observed 23a56c32f3dee4b4e71b655dfddd31ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.883675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046044/manifest.json
observed 169fe20fce35fd9bfa3e79886f94952d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.864811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046044/publication.md
observed a348dec7e91c9e3036acce6df00e1fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.847181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046044/publication.txt
observed 01846d8cef284b94aa88786dcbe182ad...
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.