OpenTechnical

OT-2026-000058332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off after 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-2026-000058332) never changes.

Identity and time

Publication numberOT-2026-000058332 · never reused
Internal UUID01a0ae88-f398-72c5-aad5-7cffc8f57992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058332
StatusPUBLIC

Content hashes

Canonical textbef0cf314cc058f0505279d4791965cd55f3e812618c31fea90c43701e765c8a
Markdown9b83dc183bf4b6e219581eeac0660f022a4b9306e593298b9d0ad013fa6d4a21
PDF
Publication page09ea0b52b059044a24f16a36c66f93402aacd8ce40652428f3e5eddd3e70242a
Manifesta9822388efc02810197b83d3004edb6944100ad39dcd24ea26da68d0ade51b0e

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
SignaturebOj4ae4uokvWHnzob3G5gGUcjcr+UT11AuHSrzNKJIwQmWZHqP1UVujOkBEhjoIj1OjN+d4hKYp2IFlOvfaKDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:44.500304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058332
observed 09ea0b52b059044a24f16a36c66f9340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.483986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058332/manifest.json
observed a9822388efc02810197b83d3004edb69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.465624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058332/publication.md
observed 9b83dc183bf4b6e219581eeac0660f02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.413787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058332/publication.txt
observed bef0cf314cc058f0505279d4791965cd...
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.