OpenTechnical

OT-2026-000037603

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000037603) never changes.

Identity and time

Publication numberOT-2026-000037603 · never reused
Internal UUID01a0ae77-b8cf-78b6-9908-fac9cdac5de2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037603
StatusPUBLIC

Content hashes

Canonical texta528af6c884bedeb1555aac292df7a70dd1c1d5b0476aad63ac1462b5b78cfff
Markdown36b3e7df168d73b6bec53e49907de26682b2fcdf8b5f6a7edf89ce13da82773a
PDF
Publication page7a1e54d6360b6e3a0801b2f954860b463f491b960e8ea72972bdbdb92ce5fafc
Manifest969223dbd8844e2ae810e23fad07921cb1c26fcb848d74bc0f7a0345c0814af3

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
SignatureV754Pevs1oF8epKicUmWv01vkkHBCfOmF2SQRjIbofuTytNVEUDV+zVpknSq6Aau0TF4xBj1QgbqVmCyxBfdDg==
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

2026-09-17T11:24:09.503712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037603
observed 7a1e54d6360b6e3a0801b2f954860b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.486539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037603/manifest.json
observed 969223dbd8844e2ae810e23fad07921c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.469351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037603/publication.md
observed 36b3e7df168d73b6bec53e49907de266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.451032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037603/publication.txt
observed a528af6c884bedeb1555aac292df7a70...
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.