OpenTechnical

OT-2026-000062508

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000062508) never changes.

Identity and time

Publication numberOT-2026-000062508 · never reused
Internal UUID01a0ae8c-0ac0-7f6b-b65b-e765e63bfac3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062508
StatusPUBLIC

Content hashes

Canonical text14ae314d62c3bf437c153211eadd1dcfd700b2faab1d3344db27d8d1794a185d
Markdown7b94eb2eb59464608018cc5dd000b65ed3c197bb7fb9967b1840d307c0a916e0
PDF
Publication page0933636e4aad67705ebddc1995c70b19d7f328e4ab1c028c95318bccd19b4560
Manifest042d58de9373a173b2ea7293bd329b801a33f7f37379ca49920ccf48caccd622

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
SignatureT1vFmGpN5mWO19c4X9HjzR6iZlOf9yYnu/PKVSG4Ozd8A5CqliyyT4M+ZKAX/X90+LIsZxwJQZ90f+1mu8BgCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:57.489734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062508
observed 0933636e4aad67705ebddc1995c70b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.468278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062508/manifest.json
observed 042d58de9373a173b2ea7293bd329b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.445621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062508/publication.md
observed 7b94eb2eb59464608018cc5dd000b65e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:57.418494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062508/publication.txt
observed 14ae314d62c3bf437c153211eadd1dcf...
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.