OpenTechnical

OT-2026-000089366

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold 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-2026-000089366) never changes.

Identity and time

Publication numberOT-2026-000089366 · never reused
Internal UUID01a0ae9b-db01-776e-8f91-3f74dd4d8632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089366
StatusPUBLIC

Content hashes

Canonical texta8f200ada7568d41fe46dc87d07582de0060cba03e393d6f1116e93b617403be
Markdown06049a594270425b04f4b93f28c37d7be1f7db56f001ce16f4b8f4d924000510
PDF
Publication page917e79342264513093397b408b357490e3d6b73b57369771a1426830d6608304
Manifestc9092fc549cd8dd1a834286646d2c328dc118b76c5de3d976c2ccc51dc4a4d43

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
SignaturezE1nRjM5wsj6ee4ICf09S7+N/XmrW0Pp+jsKXLAkm3aZ8kqhH99ry0HBgpwfrYidiiePGcvqKEbOCA6wzpYQBQ==
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

2026-09-17T09:47:30.084051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089366
observed 917e79342264513093397b408b357490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:30.066173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089366/manifest.json
observed c9092fc549cd8dd1a834286646d2c328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:30.048671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089366/publication.md
observed 06049a594270425b04f4b93f28c37d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:30.030159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089366/publication.txt
observed a8f200ada7568d41fe46dc87d07582de...
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.