OpenTechnical

OT-2026-000098850

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000098850) never changes.

Identity and time

Publication numberOT-2026-000098850 · never reused
Internal UUID01a0aea2-8285-7f43-8193-b70a4ef19e9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098850
StatusPUBLIC

Content hashes

Canonical text3b0fdee3dd0147ea0de5ee340ce4fa260a2702580ef94bb540ece3eac2c6ed48
Markdownc79549f2f5402d08ce0eccdef15cd0f3b1efef982c8f8b16f1aba91b3c5da2ed
PDF
Publication page729890d150136586e93732a82ccdd6293447d7569d75c3fb6bfdc7a5813c11cb
Manifestebb85762157a0ec785af2560c8bc6bb076f9d5c68707144e69a4160ac2c08532

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
SignatureHSQ7DzYO/F6sVDLs5PGt9wggTqUm1kRtxQd3bmxXRJCKAWnTGVvuG9tK7GBoWFaZ8frhNh2U0KqADs+OWz8jBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:53.571506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098850
observed 729890d150136586e93732a82ccdd629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.554921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098850/manifest.json
observed ebb85762157a0ec785af2560c8bc6bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.538193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098850/publication.md
observed c79549f2f5402d08ce0eccdef15cd0f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.523201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098850/publication.txt
observed 3b0fdee3dd0147ea0de5ee340ce4fa26...
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.