OpenTechnical

OT-2026-000035455

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line 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-2026-000035455) never changes.

Identity and time

Publication numberOT-2026-000035455 · never reused
Internal UUID01a0ae76-a762-756d-bede-0d00a2bbb7f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:26.834147Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035455
StatusPUBLIC

Content hashes

Canonical textdc8837745f266e7de4a1f35d5d942134cb80577af3a2d831430d2ce8c54b7cc7
Markdown732f6b6943b2cf6a5dab2f23c6563e3388e88fb24b48b9c2730a41babf925d43
PDF
Publication page009d850988f500e9067c12faf48a8c6062f493cd0f784053d5c7e19c4df0fbe4
Manifestfe780041fb1fc4e6c492c4c4353b0ffb7f683150e52bc331b7735d96aa53fde2

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
SignatureWGDYtpXXfCR75JYdQ0J8xqiQTYfvCiKJkSpMU2cpZObV+WgOpG1PfpfX30drijBVTu9sTAw9oJDuNBR65sBmDA==
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

2026-09-17T11:27:50.755602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035455
observed 009d850988f500e9067c12faf48a8c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.736566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035455/manifest.json
observed fe780041fb1fc4e6c492c4c4353b0ffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.716305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035455/publication.md
observed 732f6b6943b2cf6a5dab2f23c6563e33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.695423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035455/publication.txt
observed dc8837745f266e7de4a1f35d5d942134...
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.