OpenTechnical

OT-2026-000088822

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000088822) never changes.

Identity and time

Publication numberOT-2026-000088822 · never reused
Internal UUID01a0ae9b-8f10-7a7b-afbc-2c77bc8a51b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088822
StatusPUBLIC

Content hashes

Canonical text3b8638714f684068ed76e860bca5ff103b3b5e9b76e8f30fb296bd81718ef162
Markdown903c4f5b2dc62fda7a94073558ace98aae1159b7c6bb76d68a50b973794bc7b5
PDF
Publication pageb9cd803c24a14f5d39f0480490d0e4f8cebfea81ff1b2c57ac14fc4752681338
Manifestc4ab7de75598c87a32c90fbf00bc2d5919c3c4ad5126577292050b0ba4abaf29

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
SignatureYIRkihnnsu0zB0y4RpUR38JnqUz25syqGDCb2VNUiyw7hvFpKrDlRZ/5JPIqkUxLSku7wijyF0dvj9IrYNhMCQ==
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

2026-09-17T09:48:12.497011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088822
observed b9cd803c24a14f5d39f0480490d0e4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.479778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088822/manifest.json
observed c4ab7de75598c87a32c90fbf00bc2d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.459805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088822/publication.md
observed 903c4f5b2dc62fda7a94073558ace98a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.441622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088822/publication.txt
observed 3b8638714f684068ed76e860bca5ff10...
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.