OpenTechnical

OT-2026-000009042

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000009042) never changes.

Identity and time

Publication numberOT-2026-000009042 · never reused
Internal UUID01a0ae6b-31b8-7db2-ae70-089486eee4ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009042
StatusPUBLIC

Content hashes

Canonical text153897a5de76ef46f12920510c4264e749e3ced0b0afe89cb2385c7767d3739e
Markdowna778e1a34a95000f13488839eee674da5c58d4f86c5b9e57ec3e849cbf48614b
PDF
Publication page0a03ceaf8fff9026dd8022754c3aee3f843e0e8d7f46115d5cc8fe9846054369
Manifestee3bd044eb72d8fb75f52990ceb08a2bf0671832eb873c6e8e1c64d263d28bbb

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
SignatureWMcOpMKF1W8TjiyTFiBJ7ijIzq62R4x7yoF+qgnR7yHutDqqoachwRdb1UjNbZa12VlFI072a48rOS0Y82EuAg==
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

2026-09-17T12:17:41.524216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009042
observed 0a03ceaf8fff9026dd8022754c3aee3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.503294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009042/manifest.json
observed ee3bd044eb72d8fb75f52990ceb08a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.479472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009042/publication.md
observed a778e1a34a95000f13488839eee674da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.456868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009042/publication.txt
observed 153897a5de76ef46f12920510c4264e7...
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.