OpenTechnical

OT-2026-000079359

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000079359) never changes.

Identity and time

Publication numberOT-2026-000079359 · never reused
Internal UUID01a0ae96-0b90-7e7c-a588-7094f8cc194d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079359
StatusPUBLIC

Content hashes

Canonical text5a0e61f31d0f65ba43f5767b6cd90b02425646de156e70d1b3b60cf535248b33
Markdown577eb7f3a8e3fd34200a402a3b6277f1fa3d7f5ed62026e4868a97b4d7526e17
PDF
Publication page9fd946eb355b84bb0ff69b2aac606c7458172329480c7ea4f0ce8e274515ea79
Manifest6d91ddc6005e5674c2697e3b9e31c0685de249ec0bc5c14a9ab0c9f1b8e96a6c

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
Signature2EajCbcVg3It2+iA0AQNUu5cXTC3xWYylgJ1REUklmDxzLbRh4Epjpl2/2pBLc3uPSHKxOYb1PSrBN7d9p16CA==
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

2026-09-17T10:04:58.617148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079359
observed 9fd946eb355b84bb0ff69b2aac606c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:58.591640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079359/manifest.json
observed 6d91ddc6005e5674c2697e3b9e31c068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:58.570714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079359/publication.md
observed 577eb7f3a8e3fd34200a402a3b6277f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:58.463165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079359/publication.txt
observed 5a0e61f31d0f65ba43f5767b6cd90b02...
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.