OpenTechnical

OT-2026-000100837

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100837) never changes.

Identity and time

Publication numberOT-2026-000100837 · never reused
Internal UUID01a0aea3-66f5-7a12-97b4-cf17ecb6c020 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100837
StatusPUBLIC

Content hashes

Canonical text9c11620e202f16cd60b77d27d7d99016db056fed003d80324dbaa498e3100537
Markdown17086b9d6d68ad5c13a86bdfcb701bf4ad7aa2e1e4b11ef47dff74457d2cb162
PDF
Publication pageff7e2bacd5dc944360f4dd264f26490fb1e2aad3af120492ae3608f50ba7cc83
Manifest81d38fab1e1ff0a4b19323dcb22cc77c3ead9f9c0707826b57e0ef415309127c

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
SignaturempXmEDgc9HGNM5t3kej9WgwuomxhfXsUFsF9evXRJWgdoR6KyIa1jkJNIrPlPDSTusYk6amyAtH+6VeDLcIlCg==
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

2026-09-17T09:27:45.720125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100837
observed ff7e2bacd5dc944360f4dd264f26490f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.700619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100837/manifest.json
observed 81d38fab1e1ff0a4b19323dcb22cc77c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.682235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100837/publication.md
observed 17086b9d6d68ad5c13a86bdfcb701bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.663467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100837/publication.txt
observed 9c11620e202f16cd60b77d27d7d99016...
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.