OpenTechnical

OT-2026-000068824

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000068824) never changes.

Identity and time

Publication numberOT-2026-000068824 · never reused
Internal UUID01a0ae90-6dcb-7b1c-804f-ada66111664c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068824
StatusPUBLIC

Content hashes

Canonical textbc6087d4f346d49ade968f0183606d870fd7f090ae16264727cd54957464562e
Markdowne215bb89e04cacf0ef95f5bdc3e0492bea470fbfacc3e99e79acf961c2041073
PDF
Publication page3e198276b5eaf0f60d681acedd6a9b7903f38eca91cc4eb4bb63cccf25cccf70
Manifest944c11070d26517acd25745b850056ae26c86ec30a84f70986fac6cc3020b979

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
SignaturemPA86b59oyZICFFJCZSbBBVRkI9KJXBj94rS9tfoXtn6gerAu+d5X4H7T5WQIsK1YaU1pM8RoDPOYNf7gX/uDA==
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

2026-09-17T10:28:37.639885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068824
observed 3e198276b5eaf0f60d681acedd6a9b79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.622323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068824/manifest.json
observed 944c11070d26517acd25745b850056ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.603897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068824/publication.md
observed e215bb89e04cacf0ef95f5bdc3e0492b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.585456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068824/publication.txt
observed bc6087d4f346d49ade968f0183606d87...
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.