OpenTechnical

OT-2026-000046448

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000046448) never changes.

Identity and time

Publication numberOT-2026-000046448 · never reused
Internal UUID01a0ae7e-57dc-708c-974e-1398f0b8ff3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046448
StatusPUBLIC

Content hashes

Canonical texte0e9669da606f12ba3208078573ae825c6cb929cf26518af695609f97c316ab3
Markdowne1b1d16689794915ede352cb7ccfadc77cd15996ffdd36d340bf44ec43cf18f8
PDF
Publication page63e399abb594f13a38e43df55de2808daa3feaac906c337d0703794ad9f77a98
Manifestce266fb0949945e71aae5dd5a0d682590d66300b3cc9508fe0b063f117209663

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
SignatureHobABIwMmzO2uPowkODMK12AN8/Bj6dHK5AS48VNVmhWZn+2fsuepKI+aVqMSCug/dm8TMeVFumFjY2wwt8kBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:28.178920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046448
observed 63e399abb594f13a38e43df55de2808d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.159260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046448/manifest.json
observed ce266fb0949945e71aae5dd5a0d68259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.141856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046448/publication.md
observed e1b1d16689794915ede352cb7ccfadc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.124566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046448/publication.txt
observed e0e9669da606f12ba3208078573ae825...
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.