OpenTechnical

OT-2026-000038301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000038301) never changes.

Identity and time

Publication numberOT-2026-000038301 · never reused
Internal UUID01a0ae78-2d51-707a-9f08-634fb9d22e95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038301
StatusPUBLIC

Content hashes

Canonical text430a2cf8dcc227ae0bd410887e71738bbc09066514c01b736dc4deee6578f081
Markdownadd00badf68db80f152c6ed9f704ead58cfb9bf4ead80218022cacca827bd754
PDF
Publication pageb9797a99bd7070fbac6b2ca93174d1a25307a674f9b00474119820a37956b11e
Manifestdcaa2e512239d5f6b6eb0001f25b026c153da9f8f9be52196523628e4161b459

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
Signature/elUMQ/6qCd0EDrM26FXs88i4Z3UWlQzZxuxQD017Bsgv+lRPCpWoq4mJkzi6fOESiO3TSSa9b64fvrNwzG3AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:28.340219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038301
observed b9797a99bd7070fbac6b2ca93174d1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.323694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038301/manifest.json
observed dcaa2e512239d5f6b6eb0001f25b026c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.307186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038301/publication.md
observed add00badf68db80f152c6ed9f704ead5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.289262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038301/publication.txt
observed 430a2cf8dcc227ae0bd410887e71738b...
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.