OpenTechnical

OT-2026-000059438

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000059438) never changes.

Identity and time

Publication numberOT-2026-000059438 · never reused
Internal UUID01a0ae89-8617-7c97-90bf-7e3932a820be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059438
StatusPUBLIC

Content hashes

Canonical texta85aa1dcce804b2d4e7fe53a1549fe6cb7b709ccef7d7d081183b4d90bc82740
Markdownebe81c8275b7b2c8528edd15d92c700d9cb38b1483de4db865055e735c5e89e0
PDF
Publication page9387b1ad324fc23d2c78307b25107118f0f6e867ba3f8993b5705202fc144c6e
Manifest0b7bb36ec55a5c5f43ec86fed401f190289efe66940a0c1d7e946e07b38c9140

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
SignaturecE/N4G8MecNMQRz8qsofWfRGRX8fhTXvM8hAWAiQXi3ZBogeW5ZccntDFwa5IcpI3+noDEt1XeVrT4eDI0uBAQ==
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

2026-09-17T10:46:07.908908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059438
observed 9387b1ad324fc23d2c78307b25107118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.892795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059438/manifest.json
observed 0b7bb36ec55a5c5f43ec86fed401f190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.874669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059438/publication.md
observed ebe81c8275b7b2c8528edd15d92c700d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.857756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059438/publication.txt
observed a85aa1dcce804b2d4e7fe53a1549fe6c...
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.