OpenTechnical

OT-2026-000102780

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000102780) never changes.

Identity and time

Publication numberOT-2026-000102780 · never reused
Internal UUID01a0aea4-858c-7d57-96d7-5f90b4bc85a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102780
StatusPUBLIC

Content hashes

Canonical text505e9d62091721473285ddf721c3ebccbe7f360b242e67170ad526be5d69f5eb
Markdowne01050d6299d941c72ba8399ee12ccbf089c0d43872bc7f3e5a7602546dee44a
PDF
Publication page12f0ae4c2a2063bd7ce1b3c5c89a9883f05fcd59e6af72bf7712b42ba57da782
Manifestfc330684dcf68c2ffea0c2027f758cf5095c5a0afb7d92f4a4db6185d9272561

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
SignatureqeSy7SVmvJwuCFujEvSNXbR4u2e3tGEDCACkg8IcjShftXmJXjM/UC61Yk+oV4/J1Oya8e6e8syPFiQ6XRA8AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:18.469256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102780
observed 12f0ae4c2a2063bd7ce1b3c5c89a9883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.449280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102780/manifest.json
observed fc330684dcf68c2ffea0c2027f758cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.429406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102780/publication.md
observed e01050d6299d941c72ba8399ee12ccbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.412240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102780/publication.txt
observed 505e9d62091721473285ddf721c3ebcc...
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.