OpenTechnical

OT-2026-000059132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000059132) never changes.

Identity and time

Publication numberOT-2026-000059132 · never reused
Internal UUID01a0ae89-8611-756c-b3a6-dd20bf69e240 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059132
StatusPUBLIC

Content hashes

Canonical textca72e1378bd45c3fb6dbb8c48c7e9e4ba618b551ffe9a0ab153b2570c481ed89
Markdown2a50e111dd97d58b0218e2f01b0a1639032214aebea53d7445886d46ee32e1cd
PDF
Publication pageb9759b8c40f73339284c88e54bcc970076fbc59b1b69f474f29aeeac2a78e06a
Manifest5ce5ee8e9ffbc2a5a8847466d85665abf482d1428358e6302614ee4229f98ceb

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
Signaturee1SxZ9nVUngqKDj+n6plzqSbaX2XW6ROfCPO9F350VoD7P/KV8wJqX/iFskTZxcBLMStUeuVqXdjaahd0UWjCQ==
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

2026-09-17T10:45:04.552527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059132
observed b9759b8c40f73339284c88e54bcc9700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.534080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059132/manifest.json
observed 5ce5ee8e9ffbc2a5a8847466d85665ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.513938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059132/publication.md
observed 2a50e111dd97d58b0218e2f01b0a1639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:04.494043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059132/publication.txt
observed ca72e1378bd45c3fb6dbb8c48c7e9e4b...
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.