OpenTechnical

OT-2026-000062088

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000062088) never changes.

Identity and time

Publication numberOT-2026-000062088 · never reused
Internal UUID01a0ae8b-b8b0-7201-a4c9-fcf5c207f25f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062088
StatusPUBLIC

Content hashes

Canonical text03f374a52f8ea30f6ebf59c2f8dcef50eb970be94c467e1ee6094f4c7b25b21f
Markdown56aa0477e9815e41d7ec361fca40dde31b63408955a49a0d2171a6e16d43bc92
PDF
Publication pagec7d21625e423bbc60d8f0404773a81a3904470bb7d51b7c8efec8b802339a367
Manifesta57ecc7ad307df20e55c1bf19f563eb85559b9efc366c4a2fbe725c69ebbad56

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
SignatureMt+05OHKPJQX1aCl+6au/8CnunugUBOQV2gTvAoDfN3GJKRcRKwPQSV5DoMBe1bC2BpJWqN9RtiCOj94EN02Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:08.529439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062088
observed c7d21625e423bbc60d8f0404773a81a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.512277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062088/manifest.json
observed a57ecc7ad307df20e55c1bf19f563eb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.494662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062088/publication.md
observed 56aa0477e9815e41d7ec361fca40dde3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.475961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062088/publication.txt
observed 03f374a52f8ea30f6ebf59c2f8dcef50...
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.