OpenTechnical

OT-2026-000073277

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line 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-2026-000073277) never changes.

Identity and time

Publication numberOT-2026-000073277 · never reused
Internal UUID01a0ae92-efb7-7b26-9ac8-868cf807bcf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073277
StatusPUBLIC

Content hashes

Canonical text42585ab1afe4dad2505e99dcc3219a75d88470904439bcfbc3bb659a95c184a5
Markdown2f6052e6265851c173025a19313b1ecd9f392bb8b300c0713dfb5429d1c8f15c
PDF
Publication page276f2aefafc98734fb00b6fc7e7415cd88799f3e6b9356377ef63707e020bed4
Manifestf13060581010999476a9311b601c1b0d0fcf355f829442403fb93d8eb8c1335a

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
SignatureZqtcWkBfumet8bMiDUc9eBL3KK2y1eHSuMLEmuJH355tKXMadMxFbS6BF4ILLeT1drcr6BYHqVt+S6F1V50mBQ==
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

2026-09-17T10:21:16.846589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073277
observed 276f2aefafc98734fb00b6fc7e7415cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.826444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073277/manifest.json
observed f13060581010999476a9311b601c1b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.807162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073277/publication.md
observed 2f6052e6265851c173025a19313b1ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:16.788649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073277/publication.txt
observed 42585ab1afe4dad2505e99dcc3219a75...
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.