OpenTechnical

OT-2026-000067264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000067264) never changes.

Identity and time

Publication numberOT-2026-000067264 · never reused
Internal UUID01a0ae8f-6bd6-7084-b0b6-e81ba80e691e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067264
StatusPUBLIC

Content hashes

Canonical text4f17d2169c559e18b8f276187d8e706dc1110b5c5728c178ce4ab15e51042d4d
Markdown07a4c5b447bc21f86e0f2da5d85e1ae2e49c64be9e7f1becd6b88892027cfdd8
PDF
Publication page0c3cb5eccfff3999d1a7f2c2276a398a03302328177c2a295d391d011a6d90a1
Manifest3d97340afec3f54d414f9e37cdab6aff4d77567849be589e19d641236c83538e

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
SignatureW41Rxc2OBGEr4NQEtBoj6q1b9nuIXIHfcODO1aRw50BlZRBK9LRo/QOmYkpfaGKb84SYXIPNfpJ70DBjeiFkDA==
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

2026-09-17T10:30:56.702782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067264
observed 0c3cb5eccfff3999d1a7f2c2276a398a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.684375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067264/manifest.json
observed 3d97340afec3f54d414f9e37cdab6aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.666325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067264/publication.md
observed 07a4c5b447bc21f86e0f2da5d85e1ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.650351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067264/publication.txt
observed 4f17d2169c559e18b8f276187d8e706d...
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.