OpenTechnical

OT-2026-000086820

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, sustained blow-off before set-down

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-2026-000086820) never changes.

Identity and time

Publication numberOT-2026-000086820 · never reused
Internal UUID01a0ae9a-80a4-7982-a33b-5101b1d4ef47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086820
StatusPUBLIC

Content hashes

Canonical text29143befbca7f4d225c4d0fcfc71fe5cf627bebe18ce77cb8160800574d1ccde
Markdown99c957e0825c8914eaf3abbfb924f7ea9e57cea9d808d216c6b0089d4e2d491e
PDF
Publication pagee7f585de5695df5045499c3ba6f45e37fbff48cc2815aded7913d24f780549dc
Manifest8fe64361debddeda8768a9c8da44da08f7b29ba59c103e19d1dd27433d44f57e

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
SignatureKWvuMn1BNqixa2kGzLRsEMBEUAMuUDHgMQvQ5eRrCuHIkiwosAc3YFYRlk3vhNX9jFa7wSVwOJ8oAQQiqZQhAA==
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

2026-09-17T09:51:38.669486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086820
observed e7f585de5695df5045499c3ba6f45e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.649248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086820/manifest.json
observed 8fe64361debddeda8768a9c8da44da08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.627133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086820/publication.md
observed 99c957e0825c8914eaf3abbfb924f7ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.607184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086820/publication.txt
observed 29143befbca7f4d225c4d0fcfc71fe5c...
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.