OpenTechnical

OT-2026-000102464

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000102464) never changes.

Identity and time

Publication numberOT-2026-000102464 · never reused
Internal UUID01a0aea4-858a-7448-b4b2-4146ca83e4ce · 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-2026-000102464
StatusPUBLIC

Content hashes

Canonical text26e7f1795d428fa80955be2d8ab90924825704ff56aeb2a1e05ef6b21b41d986
Markdowna8ac364924f89eca02cd1bdd8757c8e367c5910474cbe43ca0949f74512d376e
PDF
Publication page1c7e75d4655510f31f112cf2a51d01c291ff04bb4d1b5b03a52402c501d62fd5
Manifestb5530faa10fd99ea4014624aba4aea8a4284759b5c66d526a059500c4c07ef0c

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
SignatureyRPMNK5uKzs8CCe5SlFVPofar8bz0x8pYMdlu7xq9T0XJbXkGD2wNVAQ5TmXHVTJYsYA63pYzToUQtmDH+juDw==
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

2026-09-17T09:23:48.997539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102464
observed 1c7e75d4655510f31f112cf2a51d01c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:48.980216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102464/manifest.json
observed b5530faa10fd99ea4014624aba4aea8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:48.959539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102464/publication.md
observed a8ac364924f89eca02cd1bdd8757c8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:48.938692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102464/publication.txt
observed 26e7f1795d428fa80955be2d8ab90924...
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.