OpenTechnical

OT-2026-000082491

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000082491) never changes.

Identity and time

Publication numberOT-2026-000082491 · never reused
Internal UUID01a0ae97-4d97-7368-b8bc-20197408cd94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082491
StatusPUBLIC

Content hashes

Canonical text33df664545758c1402517c66b5e737097a1b1af4c0c3cb9941b78dcdf54b88fa
Markdownbaa23d0a0a4488aeb21b8b8c63d5292d7241a49b53e0f9f2792a86bd64e1f439
PDF
Publication page3b2a44929a69800114a275a8f88fce74f312bd6a2311b82b7bf6fc13766944af
Manifest71b6540568cd3b3c2f290c823acffd7bdab1552aaa901d5f683b185f225cc390

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
SignatureQReNcmNRVvEML2KTg7RXDL1eO5o9WKzJHE4CigR++1u8moNzfucbTuu/8kL3i2Hv8llelZhSU0Et8ri0zFVaDw==
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

2026-09-17T09:59:29.948007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082491
observed 3b2a44929a69800114a275a8f88fce74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.931086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082491/manifest.json
observed 71b6540568cd3b3c2f290c823acffd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.914248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082491/publication.md
observed baa23d0a0a4488aeb21b8b8c63d5292d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.897297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082491/publication.txt
observed 33df664545758c1402517c66b5e73709...
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.