OpenTechnical

OT-2026-000074245

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074245) never changes.

Identity and time

Publication numberOT-2026-000074245 · never reused
Internal UUID01a0ae93-7178-76dc-99a6-64e2fcd2cb45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074245
StatusPUBLIC

Content hashes

Canonical text36cf76ea5d107e7c406af8c9346464a5128eae1fc253d8b813e42c78ed7052a0
Markdown5a4a6030b74685fa6a0fa6a01abba508034731ca26f50a9f16946b48d6ddb3d9
PDF
Publication page0d3b77e46706e51913dd01b947b5f7cf3a1010bf71e3a20c06f37e6fee169a00
Manifesta5883ac8517d83c51eb43222f017b0ae89317ce583b7565fe34886c9c0330d42

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
Signatureotb53bgem+0y+ylA0dxoD9ROc2dBMQ679z4TbL7oKsyFV8n2CKUQzFgQJZm/5wVlnefrEezl5PDrxBmWiO2iBQ==
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

2026-09-17T10:19:08.394282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074245
observed 0d3b77e46706e51913dd01b947b5f7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:08.374652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074245/manifest.json
observed a5883ac8517d83c51eb43222f017b0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:08.353240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074245/publication.md
observed 5a4a6030b74685fa6a0fa6a01abba508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:08.324539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074245/publication.txt
observed 36cf76ea5d107e7c406af8c9346464a5...
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.