OpenTechnical

OT-2026-000069894

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000069894) never changes.

Identity and time

Publication numberOT-2026-000069894 · never reused
Internal UUID01a0ae91-1860-7fa6-8a61-87283dedf33c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069894
StatusPUBLIC

Content hashes

Canonical text2f34d85f65f27005545208fdc75a1a3e3d88fed909ad8e6f9d3ba21a85fcdbb4
Markdownecd70322d3c47837a48cb7ccccb3bf7b64d52984e17cdfb2b4cac2c06602f94b
PDF
Publication page0eaccdc730b9153a71284364083b32cf9c3b2522f8214332676556df1e3a8236
Manifestcb9ddc4f2a25990298491bf610a96478f33fa5c49834e054db66df2471e1354e

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
SignaturebKn8zzj80m8KXc9TznBGfg+59nugm8S3vGxgpJBduOviiCp0X4ibKFKxCEb35o5yHB6WT/6BwCLpQNFSW11rDA==
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

2026-09-17T10:26:43.659824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069894
observed 0eaccdc730b9153a71284364083b32cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.642380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069894/manifest.json
observed cb9ddc4f2a25990298491bf610a96478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.624340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069894/publication.md
observed ecd70322d3c47837a48cb7ccccb3bf7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:43.606418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069894/publication.txt
observed 2f34d85f65f27005545208fdc75a1a3e...
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.