OpenTechnical

OT-2026-000064323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000064323) never changes.

Identity and time

Publication numberOT-2026-000064323 · never reused
Internal UUID01a0ae8d-a460-731d-af29-7514fa07d74e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064323
StatusPUBLIC

Content hashes

Canonical text56a6db15fc32dd48a56791ac605229e1ececebb6c9a4500b4071aba7ef0265fe
Markdownc3bb35ee0d16ba8c0b6ba321a42928ba9f6f996eb839cccf10dfa32e1170ef44
PDF
Publication page42207ef95f79b260d56ff3a3ce3b804cae83e5c3d622865cbaaf69ea71163567
Manifestde3a2cda00c745563740322f39021732e47c2becf1586ca2ee4c246d92a617f4

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
SignaturexyQvtda+qLWBKSJj4vSHvdUlubsgl4GxKUX/j6+BSeUGEqDjMbogasWsL6rbMwQo1AXg1EdLAY8oLVvToh82DQ==
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

2026-09-17T10:36:28.608896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064323
observed 42207ef95f79b260d56ff3a3ce3b804c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.588917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064323/manifest.json
observed de3a2cda00c745563740322f39021732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.568294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064323/publication.md
observed c3bb35ee0d16ba8c0b6ba321a42928ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:28.550612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064323/publication.txt
observed 56a6db15fc32dd48a56791ac605229e1...
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.