OpenTechnical

OT-2026-000057715

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000057715) never changes.

Identity and time

Publication numberOT-2026-000057715 · never reused
Internal UUID01a0ae88-2695-7601-a2fa-df8bfde8874f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057715
StatusPUBLIC

Content hashes

Canonical textfc6839298b9384508245a1a440bcda60de3021da005c2f71e7902a01f01a74cd
Markdown4d7c299ff52e3b977d4af5a755d899c9d77ed598fdd85ffe9ef37d40f3ac5e0b
PDF
Publication page7f71bc34244d4b2db869a8117274d8220d23b1b2e932fcefd56cf51e3d40d62a
Manifestda87cd43dd73f3d09f0c935d6bda5882b8a1d8da46b4026516dbabaa0aa1f566

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
SignaturekwoUMMibc6zwPvv00VAfFg57iTimjQvrgVnbsVlRpsdWGGkvKMCAIGNG5zeO6QH191g76/I1cPZhsxCJiqxwCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:23.059713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057715
observed 7f71bc34244d4b2db869a8117274d822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:23.041915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057715/manifest.json
observed da87cd43dd73f3d09f0c935d6bda5882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:23.023858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057715/publication.md
observed 4d7c299ff52e3b977d4af5a755d899c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:23.007028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057715/publication.txt
observed fc6839298b9384508245a1a440bcda60...
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.