OpenTechnical

OT-2026-000043086

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000043086) never changes.

Identity and time

Publication numberOT-2026-000043086 · never reused
Internal UUID01a0ae7b-327a-73eb-ae13-b60385fa4514 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043086
StatusPUBLIC

Content hashes

Canonical textdbea6ca68f639bdc48c03ed1e321bfdb2c05838e45471f5da9e0e2815deb3195
Markdown817e21b99ef6f75c43f5e5863d20f7a057d21cd8a77cfafc07b105fc23c41570
PDF
Publication page8512e386f48f931b1840c8e062bf0b68df51e563173a0d4469383753ce391ea8
Manifest4445402878a426ce38c65cb5070c83edb14fce5a317d9b994e3988c92d67994c

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
SignatureyUAyzemBnStk1RA6yxlW8+O+BS3fjfGnFsZHF2AZ/LEFsHWFRe0nkfrbf29WTENd1mNu7nDY8KnsqdFQSPdlCQ==
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

2026-09-17T11:13:30.203948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043086
observed 8512e386f48f931b1840c8e062bf0b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.186349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043086/manifest.json
observed 4445402878a426ce38c65cb5070c83ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.166068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043086/publication.md
observed 817e21b99ef6f75c43f5e5863d20f7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.146598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043086/publication.txt
observed dbea6ca68f639bdc48c03ed1e321bfdb...
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.