OpenTechnical

OT-2026-000061275

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000061275) never changes.

Identity and time

Publication numberOT-2026-000061275 · never reused
Internal UUID01a0ae8b-1383-7345-b48e-a259167f9305 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061275
StatusPUBLIC

Content hashes

Canonical text483abc11224b08be74c0dafe14d11586ef95180498f4395ec2f16569f2403263
Markdownac4bfe7a80d124343aa3377ffce270fa4c5dd5e47da7bf5a7ea2a4a3d1ec7ed3
PDF
Publication page433a94955e1124690cc1b514fe9bf35a1c460afe15b3478b7c8e37eb0451063d
Manifestd621b7a0860e200816001946524fba59b4200b3c8d03bed8d2e36a78578cf6b7

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
SignatureM8oibYqusdq2TVzuSCxnrGHO+QuMdHAUiCeRO+3g+6FI9ODoCcY0oc8uGgUyE+KGNuN59sqb4p8hGpl5BZurCQ==
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

2026-09-17T10:42:41.805887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061275
observed 433a94955e1124690cc1b514fe9bf35a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:41.789622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061275/manifest.json
observed d621b7a0860e200816001946524fba59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:41.772116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061275/publication.md
observed ac4bfe7a80d124343aa3377ffce270fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:41.755211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061275/publication.txt
observed 483abc11224b08be74c0dafe14d11586...
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.