OpenTechnical

OT-2026-000034362

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000034362) never changes.

Identity and time

Publication numberOT-2026-000034362 · never reused
Internal UUID01a0ae75-df0e-7a41-b16c-9e22c5506285 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034362
StatusPUBLIC

Content hashes

Canonical text5895e1c3d17e0591813a00e6061473045a1cf7a39ba4446c333edcce1aab32c9
Markdowncfc11083f220bbc05cabf636f2fef00de64ef96f6a39730788963a02a3ecb8cb
PDF
Publication pageb989d0258810f299d930a5999723f0720a6082c2ed3c6ce5ecf28ff8ecadef71
Manifestc15cd3c5bfe3090834a29f8964aab1bf072f64c796aa7c2ab68456398c950f34

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
Signature2dZ2QU2xscxJHTHaEf2zS46YWXdZ4SgRBbTdSwDizuaPwiUkZ1f890OkmOfzrhr3pJJTQfiJxRbsBx+jTamHDQ==
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

2026-09-17T11:31:04.048108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034362
observed b989d0258810f299d930a5999723f072...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.028492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034362/manifest.json
observed c15cd3c5bfe3090834a29f8964aab1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.011381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034362/publication.md
observed cfc11083f220bbc05cabf636f2fef00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:03.993627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034362/publication.txt
observed 5895e1c3d17e0591813a00e606147304...
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.