OpenTechnical

OT-2026-000006597

Publication integrity record

Bellows cup vacuum gripper, ejector fed, pressure verified, pulsed blow off after set down

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-2026-000006597) never changes.

Identity and time

Publication numberOT-2026-000006597 · never reused
Internal UUID01a0a960-d185-711f-9681-dd28e35e2e9b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:41:29.735457Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006597
StatusPUBLIC

Content hashes

Canonical text775b6c3c65183bd4c82339f6ba8987ae89f1300a734b0c9d121df75450891a41
Markdown8888116775f23def335025d0796485c6b2a39c96ad115130c0a2fc9af8ddc6d2
PDF
Publication page3b5d900f02fe739c2d712d9efbcfa0b40a46e6a55d0a3e2a94e0ef65f1766c41
Manifestddc676f37155ceef6bb39b5201561f000a4a310432bafcef46f8e1228494aa76

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
SignatureQ6yUhVMVEi6IYf/2VDEOGabeF1moit/XqRbWqPwjkDnj48/KNImZTNMMJzL4hakuUoTKDtR2Whx51eg5sk/UCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:26.954371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006597
observed 3b5d900f02fe739c2d712d9efbcfa0b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:26.941591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006597/manifest.json
observed ddc676f37155ceef6bb39b5201561f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:26.929417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006597/publication.md
observed 8888116775f23def335025d0796485c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:26.916235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006597/publication.txt
observed 775b6c3c65183bd4c82339f6ba8987ae...
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.