OpenTechnical

OT-2026-000039134

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039134) never changes.

Identity and time

Publication numberOT-2026-000039134 · never reused
Internal UUID01a0ae78-9673-792f-bd72-fdd7cefd5ed5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039134
StatusPUBLIC

Content hashes

Canonical text3e642d4ec8cadc546256cd0d61850b9979874fda41bc9871b7b66c5bfb8a5aa1
Markdown0b9f6478144e9e0e5f94358f562f16973eb7106e22249c1ef5fca2962d897810
PDF
Publication page9243438f0c083cc5d0e2a47670d6eef3b443f2111e2cb6431f54079cb23dbf82
Manifest5243be1eb71f9524373af55816b516631b1f02e0a680d006cc898683dc979eb4

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
SignatureyojnzkAKPOIWVpASbhcxBMgYokrQuIrdoYFu2AAIpsAlHK8vjS6PyDpitCN/36KCuI1fqNMNkDDnTucq+o6YBg==
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

2026-09-17T11:20:38.021051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039134
observed 9243438f0c083cc5d0e2a47670d6eef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:38.003341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039134/manifest.json
observed 5243be1eb71f9524373af55816b51663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:37.985015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039134/publication.md
observed 0b9f6478144e9e0e5f94358f562f1697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:37.968733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039134/publication.txt
observed 3e642d4ec8cadc546256cd0d61850b99...
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.