OpenTechnical

OT-2026-000085661

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000085661) never changes.

Identity and time

Publication numberOT-2026-000085661 · never reused
Internal UUID01a0ae99-aaad-7bd2-a76f-41dba178d3cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085661
StatusPUBLIC

Content hashes

Canonical text8a214664c46f8f3423432aacfb07dc324f2d27259c4d38b1636911504bc5e73d
Markdown6619c69c01ddad919e2707013c09e4f2ef1b2e41faa2095078300da41b25afc4
PDF
Publication pageffdeb26e7525902da45d19e8b195c76a416babd1b217a8d55616f39e3b330cdb
Manifest09f9c59f5c973d0799db1a7210b434ad355adb9b5ea1c138352b8c6319ee2299

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
SignatureKhHPZVJehdwubB7KTpiTYUpbdd/vOp8nUL+QOolPTfJmvBAU0cmxQEQ1q1AJGYjh63jDK7VMfaTS2ZxinlvyBw==
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

2026-09-17T09:54:33.176947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085661
observed ffdeb26e7525902da45d19e8b195c76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.158281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085661/manifest.json
observed 09f9c59f5c973d0799db1a7210b434ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.141611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085661/publication.md
observed 6619c69c01ddad919e2707013c09e4f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.123043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085661/publication.txt
observed 8a214664c46f8f3423432aacfb07dc32...
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.