OpenTechnical

OT-2026-000093988

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093988) never changes.

Identity and time

Publication numberOT-2026-000093988 · never reused
Internal UUID01a0ae9e-92c9-723d-9fd3-edfd037e40f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093988
StatusPUBLIC

Content hashes

Canonical text7adc8cb0c37b3ec0029a5bb8ff7b8be95d4cfc6bec4d9740bb5ae2f00f5adaae
Markdowne33295e7483f6db296e32029ffb599a36a6db8b02426ca7adc909a54fd3440f2
PDF
Publication page3ba310a7646c457c7af94a0a708b641c980f2d127f8022f4c926029df4fed0f5
Manifest4d79b9f35e9d09cbaffecc6f3f80e62bd9bd227eb1b8d83c5588ae5fe209a864

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
SignatureifCjfitbpJdSIpYP57617jagX+zJ3ZgW37SF0hRr7cZgvkYwkfu5WJtpkHvCoiGRwzEvZsM/6Woh9CkZl7TuAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:23.559119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093988
observed 3ba310a7646c457c7af94a0a708b641c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.541101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093988/manifest.json
observed 4d79b9f35e9d09cbaffecc6f3f80e62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.523360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093988/publication.md
observed e33295e7483f6db296e32029ffb599a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.505790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093988/publication.txt
observed 7adc8cb0c37b3ec0029a5bb8ff7b8be9...
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.