OpenTechnical

OT-2026-000007994

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000007994) never changes.

Identity and time

Publication numberOT-2026-000007994 · never reused
Internal UUID01a0ae6a-908b-7e28-b92d-35009ba930f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007994
StatusPUBLIC

Content hashes

Canonical textaaec9028ee2d63d6e78aaa72d771b72511c94536d82a91941da904b48c855b2e
Markdown5afa7bae66530bde89cf8ed94a6f309dd57acde0410622ba62015fbe3873506d
PDF
Publication pageb4443c19a3e1e972156072f5ad5d48aacb9267b95640122228530a3974b0bf5b
Manifest814e0f5029b098594c163c24393fa25027b299c279691bb874cc266383fd59e3

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
SignatureMBDlhXYSXG1qa+eoqjihXBEqfVzAEBxViotaLMcJRvQxMy7Yo8Yx43YFBDMdYOv5bs/OWlh2c5Hz/Zc+kDGeBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:32.525044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994
observed b4443c19a3e1e972156072f5ad5d48aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.506609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/manifest.json
observed 814e0f5029b098594c163c24393fa250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.486721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/publication.md
observed 5afa7bae66530bde89cf8ed94a6f309d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.469087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/publication.txt
observed aaec9028ee2d63d6e78aaa72d771b725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.667332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994
observed b4443c19a3e1e972156072f5ad5d48aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.643140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/manifest.json
observed 814e0f5029b098594c163c24393fa250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.623701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/publication.md
observed 5afa7bae66530bde89cf8ed94a6f309d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.600626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007994/publication.txt
observed aaec9028ee2d63d6e78aaa72d771b725...
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.