OpenTechnical

OT-2026-000059123

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000059123) never changes.

Identity and time

Publication numberOT-2026-000059123 · never reused
Internal UUID01a0ae89-8611-794c-a6f9-665c60f7cc16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059123
StatusPUBLIC

Content hashes

Canonical text27de406ae11600d9257e7efe83e9979f102f861282318fae780504665b3e1cb1
Markdown638de47d201b83d855a98bc8ddc6819db8071a8bff188ca28635454b98bb77ec
PDF
Publication page32d590917cd51e49cfa7cac0f2bace50d7c3f700abdcafd7065530ae5a182713
Manifest7ffa9ef65f9ee425693c0c3015d09fcf01247e060d7bcf3d8291282c6a66c625

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
Signaturexx6gb13KGcPfM3WT2ppE6iYp2uTVMADkRo/gS0TMs2piNr6DxYfnirMAjwSg9bHQS/ttKHhGx5vYKCWrU+bvAA==
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

2026-09-17T10:45:03.646302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059123
observed 32d590917cd51e49cfa7cac0f2bace50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:58.065993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059123/manifest.json
observed 7ffa9ef65f9ee425693c0c3015d09fcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:58.049201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059123/publication.md
observed 638de47d201b83d855a98bc8ddc6819d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:58.032080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059123/publication.txt
observed 27de406ae11600d9257e7efe83e9979f...
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.