OpenTechnical

OT-2026-000062835

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000062835) never changes.

Identity and time

Publication numberOT-2026-000062835 · never reused
Internal UUID01a0ae8c-94a7-7311-a1c6-dc792072b9bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062835
StatusPUBLIC

Content hashes

Canonical texta8f97db1e1da15c81036404fdeb8def5096b2c7b36d7c4bf4c2239d78035e775
Markdowne40f308a30811381f154edbfd8035f1e52fd5c7522028578269c7fb0a474cc4c
PDF
Publication page9a6f6025b5f412ae1afb3763c735740b3ee2d6511fc9fbaee09a0b534a8ffb53
Manifestbfdcf8c1ba767a94b443af6f83ae30edbcbbd4e7d1ca922fce9f0e463ccad0ca

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
SignaturetEPn1yNOt4IFd/JTkGZlXz29RR8+knGPsVB+k9tDDn3Clk4xIX6s7nY3KedkxGx09JROmmNdnt75Rjfn8KCDAQ==
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

2026-09-17T10:40:10.066786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835
observed 9a6f6025b5f412ae1afb3763c735740b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.044003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/manifest.json
observed bfdcf8c1ba767a94b443af6f83ae30ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.021662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/publication.md
observed e40f308a30811381f154edbfd8035f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:09.995864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/publication.txt
observed a8f97db1e1da15c81036404fdeb8def5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.679140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835
observed 9a6f6025b5f412ae1afb3763c735740b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.661904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/manifest.json
observed bfdcf8c1ba767a94b443af6f83ae30ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.643045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/publication.md
observed e40f308a30811381f154edbfd8035f1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:31.624036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062835/publication.txt
observed a8f97db1e1da15c81036404fdeb8def5...
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.