OpenTechnical

OT-2026-000101544

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000101544) never changes.

Identity and time

Publication numberOT-2026-000101544 · never reused
Internal UUID01a0aea4-0e15-797c-bc37-9481b9c91165 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101544
StatusPUBLIC

Content hashes

Canonical textdde5e562c3f27d3886ebf2c4c40150b86fbd6d0c391280c8c9b2c58233fcfc39
Markdown86020e27e092e8b45e4c205c0be2408cfe2e0dff7af527775e5e3637495e2be6
PDF
Publication page0c2e21ff6c1cfc0fee7aa565fd2f130139a70a43fb70abe7dcfc24afe4f615aa
Manifest9b0f71878944c0d0af7b049b5a6eee195f39c01b447c52e71c6e5e97b6e4e2de

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
Signature0raqiEdDi67EFAlYqhtF7kk5hUThhfC8CjBrkQkj+mf6h4a6d7GY/izmv+sfd5U9IdYYO0nY+ILWxIRUrtWXCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:35.162276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101544
observed 0c2e21ff6c1cfc0fee7aa565fd2f1301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.142208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101544/manifest.json
observed 9b0f71878944c0d0af7b049b5a6eee19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.123629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101544/publication.md
observed 86020e27e092e8b45e4c205c0be2408c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:35.106884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101544/publication.txt
observed dde5e562c3f27d3886ebf2c4c40150b8...
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.