OpenTechnical

OT-2026-000059964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000059964) never changes.

Identity and time

Publication numberOT-2026-000059964 · never reused
Internal UUID01a0ae89-ec26-7fc4-8904-4b8c4f814c77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059964
StatusPUBLIC

Content hashes

Canonical textf8615cdea76e95004ba8f80b753b83306176ce881d2ae500f35db0db3d9bb5f8
Markdown253c70d760ad6367777f8c28e474f60c4bd25a15a733ddb587b4d50f4c4657ff
PDF
Publication page371be01c119b9dcd1bcf21ca4d24c9f5e3ceb9647da8bc8bc611dccdec46e499
Manifest16ea6b3f50ffb9cf4711494f46113cc8ccca7dd16d87c2de590313e8b5d40648

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
Signaturez2Qh8szYmizBsqz8vQrMuMiPGjGET0ysWPoe7PB554SiOFfTPEX4DD+WTOg8MgW8KOE/yW9hEOxCcQNkKe1vBQ==
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

2026-09-17T10:44:44.877618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059964
observed 371be01c119b9dcd1bcf21ca4d24c9f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.861498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059964/manifest.json
observed 16ea6b3f50ffb9cf4711494f46113cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.843692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059964/publication.md
observed 253c70d760ad6367777f8c28e474f60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.826708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059964/publication.txt
observed f8615cdea76e95004ba8f80b753b8330...
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.