OpenTechnical

OT-2026-000092136

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000092136) never changes.

Identity and time

Publication numberOT-2026-000092136 · never reused
Internal UUID01a0ae9d-875a-77af-9c2c-b04c50b77dd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092136
StatusPUBLIC

Content hashes

Canonical text28dfd2432bcbc340c7f616bbf2ea932f52a18faec26940bcc2c838bc21a4c91d
Markdown6aedcc99779cedf282b6185ace894e34933b47ccd337a7b47324715d71fd1b7c
PDF
Publication pagee2bcbd077e742d9655d6ad7b4410ac936b512c31b1ccf63ccd7fdbcefc3d9567
Manifest35917d9165b58f14b1c8042fec33f9324d8f66f13714807e4309a5ba892408df

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
SignatureWiZW5ebtX/hVMqL7fq8vZXocrLTyyFNIt2T/rQSavinGNZigtPuTHoimfgJqKg5ikfd+nvajNPC6AWBExNziBg==
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

2026-09-17T09:41:36.303915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092136
observed e2bcbd077e742d9655d6ad7b4410ac93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.287218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092136/manifest.json
observed 35917d9165b58f14b1c8042fec33f932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.269872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092136/publication.md
observed 6aedcc99779cedf282b6185ace894e34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.253003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092136/publication.txt
observed 28dfd2432bcbc340c7f616bbf2ea932f...
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.