OpenTechnical

OT-2026-000079281

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000079281) never changes.

Identity and time

Publication numberOT-2026-000079281 · never reused
Internal UUID01a0ae96-0b90-7f5d-b4af-0b70b2c18e5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079281
StatusPUBLIC

Content hashes

Canonical texteaa0c5c55b674dbf89adecd412c17da24ed1eb74e4e261f1cba9570c8e2b9019
Markdown03f4929ce4d83aa8641656db9ce4b95dc6d932a98314aadd6b9688709ca81323
PDF
Publication page6d059feb05bfa7525ce4240862063d7424cdac1774b9f83a74899cdd8ea851dc
Manifest9cedd92fa136e8a93d43fcbea91817f903ab4751c64806ac02d0d5aa7f027e67

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
Signature96He/YYQyKepaL5ra4EnCK7g++ef9TPwy/s7fYeJn6ZWLqN81FQ/h1QpD/NA/oKrafTQfc0nCpK7H5jnbcbeAA==
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

2026-09-17T10:04:53.313073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079281
observed 6d059feb05bfa7525ce4240862063d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.292175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079281/manifest.json
observed 9cedd92fa136e8a93d43fcbea91817f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.274264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079281/publication.md
observed 03f4929ce4d83aa8641656db9ce4b95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.257535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079281/publication.txt
observed eaa0c5c55b674dbf89adecd412c17da2...
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.