OpenTechnical

OT-2026-000061343

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold 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-2026-000061343) never changes.

Identity and time

Publication numberOT-2026-000061343 · never reused
Internal UUID01a0ae8b-1384-7c7b-8c4a-bd80c8fa5fb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061343
StatusPUBLIC

Content hashes

Canonical text1fb02378247e4275f5f521ace05f36430460f1169eed06839c444d9ccbd8ff55
Markdowna84d57949cae3c18417c9931e1f124c5c43e2df69039fa621d0a17a38acdbc9d
PDF
Publication paged713b1b8dd1ab343727800d3900f486284a36ea7b91509a2fcf8dce4b4d3b1da
Manifest62e4943779f775d122c8ef56023099fe263ba1c69eb9c0ba7aaa8b3d2862e3ce

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
SignatureB2lpIhSofeA+g9a0rE2WGopEL2K7+0vCLUerlaLEoF8wNpipZQ1dL1Gi5N5uAyx5yR62j4EcAp4mzb/AqqqSDw==
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

2026-09-17T10:42:47.135424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061343
observed d713b1b8dd1ab343727800d3900f4862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.116307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061343/manifest.json
observed 62e4943779f775d122c8ef56023099fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.098566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061343/publication.md
observed a84d57949cae3c18417c9931e1f124c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:47.014182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061343/publication.txt
observed 1fb02378247e4275f5f521ace05f3643...
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.