OpenTechnical

OT-2026-000041398

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000041398) never changes.

Identity and time

Publication numberOT-2026-000041398 · never reused
Internal UUID01a0ae79-b145-7084-b0e9-d99a45965579 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041398
StatusPUBLIC

Content hashes

Canonical text95502056fb49c659aad510ff4082a37a9fcce86e451129bda64486a0296b702b
Markdownd4f76e3b8ed5ae748ca07b61373eed0b32c488967007401d624af894fbcf0dc1
PDF
Publication page4e27d5e472a9f2c73aa9e5f8fb58f71549b5a6216e3ab3c9e600a786813658e1
Manifest727832eca9fd6759fd42b839edbb6744f5bc4763a70304551aa67f1d7027b2cc

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
SignatureRbBU+bvBA23hH0hWSnn7eeDdufhVQ3trlZJi2h63fs7LPMcLPuWp4h1Te5sPaWYbSjIItz7Hw5O1PTInY+/tDw==
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

2026-09-17T11:17:24.576699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041398
observed 4e27d5e472a9f2c73aa9e5f8fb58f715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.557901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041398/manifest.json
observed 727832eca9fd6759fd42b839edbb6744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.530441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041398/publication.md
observed d4f76e3b8ed5ae748ca07b61373eed0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.503846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041398/publication.txt
observed 95502056fb49c659aad510ff4082a37a...
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.